Dell Latitude 7440: характеристики и спецификации

Dimensions and weight

The following table lists the height, width, depth, and weight of your Latitude 7440.

Table 1. Dimensions and weight
The following table provides the detailed display specifications of Latitude 7440.
Description		Laptop-Mainstream	2-in-1	Laptop-Ultralight
Height:
	Front height	17.1 mm (0.67 in.)	17.1 mm (0.67 in.)	17.15 mm (0.68 in.)
	Rear height	18.19 mm (0.72 in.)	18.21 mm (0.72 in.)	17.95 mm (0.71 in.)
Width		313 mm (12.32 in.)	313.00 mm (12.32 in.)	313.00 mm (12.32 in.)
Depth		222.75 mm (8.76 in.)	222.75 mm (8.76 in.)	220.2 mm (8.67 in.)
Weight NOTE:The weight of your computer depends on the configuration ordered and manufacturing variability.		2.93 lb (1.331 kg)	3.38 lbs. (1.531 kg)	2.33 lbs. (1.05 kg)

Processor

The following table lists the details of the processors that are supported by your Latitude 7440.

Table 1. Processor
The following table provides the various processor options supported for Latitude 7440.
Description	Option one	Option two	Option three	Option four	Option five	Option six	Option seven
Processor type	13^th Generation Intel Core i5-1335U	13^th Generation Intel Core i5-1345U	13^th Generation Intel Core i7-1355U	13^th Generation Intel Core i7-1365U	13^th Generation Intel Core i5-1340P	13^th Generation Intel Core i5-1350P	13^th Generation Intel Core i7-1370P
Processor wattage	15 W	15 W	15 W	15 W	28 W	28 W	28 W
Processor core count	10	10	10	10	12	12	14
Processor thread count	12	12	12	12	16	16	14
Processor speed	0.9 GHz to 4.6 GHz	1.2 GHz to 4.7 GHz	1.2 GHz to 5.0 GHz	1.3 GHz to 5.2 GHz	1.4 GHz to 4.6 GHz	1.4 GHz to 4.7 GHz	1.4 GHz to 5.2 GHz
Processor cache	12 MB	12 MB	12 MB	12 MB	12 MB	12 MB	24 MB
Integrated graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics	Intel Iris X^e Graphics

Chipset

The following table lists the details of the chipset supported by your Latitude 7440.

Table 1. Chipset
The following table provides the chipset specifications for Latitude 7440.
Description	Values
Chipset	Integrated in the processor
Processor	13^th Generation Intel Core i5/i7
DRAM bus width	Dual-channel, 64-bit
Flash EPROM	32 MB + 16 MB
PCIe bus	Up to Gen4.0

Operating system

Your Latitude 7440 supports the following operating systems:

Windows 11 2022H2
Windows 11 2021H2
Windows 11 Pro Downgrade (Windows 10 image factory installed)
Ubuntu 22.04, 64-bit

Memory

The following table lists the memory specifications of your Latitude 7440.

Table 1. Memory specifications
The following table provides the detailed memory specifications of Latitude 7440.
Description		Values
Memory slots		Onboard memory NOTE:Not ungradable
Memory type		Dual-channel, LPDDR5
Memory speed		4800 MT/s
Maximum memory configuration		32 GB
Minimum memory configuration		8 GB
Memory configurations supported		8 GB, Dual-Channel LPDDR5, 4800 MT/s 16 GB, Dual-Channel LPDDR5, 4800 MT/s 32 GB, Dual-Channel LPDDR5, 4800 MT/s

External ports

The following table lists the external ports on your Latitude 7440.

Table 1. External ports
The following table lists ports and connectors available on Latitude 7440.
Description	Values
USB ports	Two Thunderbolt 4 ports with DisplayPort Alt Mode/USB C/USB4/Power Delivery One USB 3.2 Gen 1 port One USB 3.2 Gen 1 port with PowerShare
Audio port	One Universal audio jack
Video port/ports	One HDMI 2.0
Media-card reader	Not supported
Power-adapter port	60 W/65 W/100 W adapter USB-C
Security-cable slot	One wedge-shaped security lock slot
Smart Card Reader	Contacted and Contactless + NFC (optional)
SIM slot	NanoSIM slot (optional)

Internal slots

The following table lists the internal slots of your Latitude 7440.

Table 1. Internal slotsThe following table lists the internal slots on your Latitude 7440.
Description	Values
M.2	One M.2 2230 slot for solid-state drive One M.2 3042 slot for 4G WWAN card (optional) One M.2 3052 slot for 5G WWAN card (optional) NOTE:To learn more about the features of different types of M.2 cards, search Dell Support Site.

Wireless module

The following table lists the Wireless Local Area Network (WLAN) module that is supported on your Latitude 7440.

Table 1. Wireless module specifications
The following table provides the wireless module specifications of Latitude 7440.
Description	Values
Model number	Intel AX211 (Integrated on system board)
Transfer rate	2400 Mbps
Frequency bands supported	2.40 GHz/5 GHz/6 GHz
Wireless standards	WiFi 802.11a/b/g Wi-Fi 4 (WiFi 802.11n) Wi-Fi 5 (WiFi 802.11ac) Wi-Fi 6E (WiFi 802.11ax)
Encryption	64-bit/128-bit WEP AES-CCMP TKIP
Bluetooth wireless card	Bluetooth 5.3 wireless card
	NOTE:The version of the Bluetooth wireless card may vary depending on the operating system that is installed on your computer.

WWAN module

The following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 7440.

NOTE: The WWAN module is available only on certain configurations and in certain regions. Customers can select 4G WWAN or 5G WWAN configurations at the time of purchase.

Table 1. WWAN module specificationsThe following table provides the WWAN module specifications of your computer.
Description	Option one	Option two
Model number	4G DW5823e, Intel XMM 7560R+ Global LTE-Advanced, CAT16 NOTE: For computers that are shipped with 4G WWAN support, only the 4G WWAN card is compatible with your computer.	5G DW5931e, Intel 5G 5000 Global Gigabit NR/LTE, 3GPP Release 15 NOTE: For computers that are shipped with 5G WWAN support, only the 5G WWAN card is compatible with your computer.
Form Factor	M.2 3042 Key-B	M.2 3052 Key-B
Host Interface	PCIe Gen2	PCIe Gen3
Network Standard	LTE FDD/TDD, WCDMA/HSPA+, GPS/GLONASS/BDS/Galileo	LTE FDD/TDD, WCDMA/HSPA+, GNSS/BeiDou NR FR1 (Sub6) FDD/TDD, LTE FDD/TDD, WCDMA/HSPA+, GPS/GLONASS/Galileo/BDS/QZSS
Transfer data rate	Up to 1 Gbps DL (Cat 16) Up to 150 Mbps UL	SA: DL 4.67 Gbps/UL 1.25 Gbps NSA: DL 3.74 Gbps/UL 700 Mbps LTE: DL 1.6 Gbps (CAT19)/UL 150 Mbps UMTS: DL 384 kbps/UL 384 kbps DL DC-HSPA+: 42 Mbps (CAT24)/UL 11.5 Mbps (CAT7)
Operating Frequency Bands	LTE (B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B17, B18, B19, B20, B25, B26, B28, B29, B30, B32, B34, B38, B39, B40, B41(HPUE), B42, B43, B46(receiver only), B48, B66, B71 WCDMA/HSPA+ (1, 2, 4,5, 8)	NR (n1, n2, n3, n5, n7, n8, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n77, n78, n79) LTE (B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B17, B18, B19, B20, B25, B26, B28, B29, B30, B32, B34, B38, B39, B40, B41, B42, B43, B46, B48, B66, B71) WCDMA/HSPA+ (1, 2, 4, 5, 8)
Power supply	DC 3.135 V to 4.4 V, Typical 3.3 V	DC 3.135 V to 4.40 V, Typical 3.30 V
SIM card	Supported through external SIM slot	Supported through external SIM slot
eSIM with Dual SIM (DSSA)	Supported	Supported
Antenna Diversity	Supported	Supported
Radio On/Off	Supported	Supported
Wake On Wireless	Supported	Supported
Temperature	Normal operating temperature: -10°C to + 55°C Extended Operating temperature: -20°C to +65°C	Normal operating temperature: -10°C to + 55°C (14°F to 131°F) Extended Operating temperature: -30°C to +75°C (-22°F to 167°F) Storage temperature: -40°C to +85°C (-40°F to 185°F)
Antenna connector	WWAN Main Antenna x 4 Supports 4x4 MIMO	WWAN Main Antenna x 4 Supports 4x4 MIMO
NOTE:For instructions on how to find your computer's International Mobile Station Equipment Identity (IMEI) number, search in the Knowledge Base Resource at Dell Support Site.

Audio

The following table lists the audio specifications of your Latitude 7440.

Table 1. Audio specifications
The following table provides the detailed audio specifications of Latitude 7440.
Description		Values
Audio controller		Realtek ALC3281
Stereo conversion		Supported
Internal audio interface		High definition audio interface
External audio interface		Universal Audio Jack
Number of speakers		Four
Internal-speaker amplifier		Supported
External volume controls		Supported
Speaker output:
	Average speaker output	2 W
	Peak speaker output	2.5 W
Subwoofer output		Not supported
Microphone		Dual-array

Storage

This section lists the storage options on your Latitude 7440.

Your computer supports the following storage configurations:

One M.2 2230 solid-state drive

The M.2 2230 solid-state drive is the primary drive of your computer.

Table 1. Storage specifications
The following table provides the different storage options available on Latitude 7440.
Storage type	Interface type	Capacity
M.2 2230 solid-state drive	PCIe NVMe Gen4 x4	256 GB/512 GB/1 TB/2 TB
M.2 2230 solid-state drive, Self-encrypting drive, Opal 2.0	PCIe NVMe Gen4 x4	Up to 256 GB

Keyboard

The following table lists the keyboard specifications of your Latitude 7440.

Table 1. Keyboard specifications
The following table provides the detailed keyboard specifications of Latitude 7440.
Description	Values
Keyboard type	New Pro 2.5 battery-saving Mini LED backlit keyboard
Keyboard layout	QWERTY
Number of keys	United States and Canada: 79 keys United Kingdom: 80 keys Japan: 83 keys
Keyboard size	X =19.05 mm (0.75 in.) key pitch Y =18.05 mm (0.71 in.) key pitch
Keyboard shortcuts	Some keys on your keyboard have two symbols on them. These keys can be used to type alternate characters or to perform secondary functions. To type the alternate character, press Shift and the desired key. To perform secondary functions, press Fn and the desired key. NOTE:You can define the primary behavior of the function keys (F1–F12) changing Function Key Behavior in BIOS setup program.

Camera

The following table lists the camera specifications of your Latitude 7440.

Table 1. Camera specifications
The following table provides the detailed camera specifications of Latitude 7440.
Description		Option one	Option two	Option three
Number of cameras		There is one camera option: FHD RGB Camera	There is one camera option: FHD RGB + IR Camera	There is one camera option: 5M RGB + IR Camera
Camera type		3.8 mm, 1080p at 30 fps, FHD RGB Webcam	3.8 mm, 1080p at 30 fps, FHD RGB+IR Webcam with ALS	4.4 mm, 1080p at 30 fps, 5M RGB+IR Webcam with ALS
Camera location		Front camera	Front camera	Front camera
Camera sensor type		CMOS sensor technology	CMOS sensor technology	CMOS sensor technology
Camera resolution:
	Still image	1920 x 1080 (FHD)	1920 x 1080 (FHD)	2560 x 1920 (5M)
	Video	1920 x 1080 (FHD) at 30 fps	1920 x 1080 (FHD) at 30 fps	2560 x 1920 (5M) at 30 fps
Infrared camera resolution:
	Still image	Not supported	640 x 360	640 x 480
	Video	Not supported	640 x 360 at 15 fps	640 x 480 at 15 fps
Diagonal viewing angle:
	Camera	82 degrees	80 degrees	92 degrees
	Infrared camera	Not supported	86.6 degrees	77.3 degrees

Clickpad

The following table lists the clickpad specifications of your Latitude 7440.

Table 1. Clickpad specifications
The following table provides the detailed touchpad specifications of Latitude 7440.
Description		Values
Clickpad resolution:
	Horizontal	>300 dpi
	Vertical
Clickpad dimensions:
	Horizontal	133 mm (5.23 in.)
	Vertical	72 mm (3.54 in.)
Clickpad gestures		For more information about clickpad gestures available on Windows, see the Microsoft knowledge base article at support.microsoft.com.

Power adapter

The following table lists the power adapter specifications of your Latitude 7440.

Table 1. Power adapter specifications
The following table provides the detailed power adapter specifications of Latitude 7440.
Description		Option one	Option two	Option three
Type		60 W AC adapter, USB-C	65 W AC adapter, USB-C	100 W AC adapter, USB-C
Power-adapter dimensions:
	Height	22.00 mm (0.866 in.)	28.00 mm (1.10 in.)	26.50 mm (4.80 in.)
	Width	66.00 mm (2.598 in.)	51.00 mm (2.01 in.)	60.00 mm (2.36 in.)
	Depth	55.00 mm (2.165 in.)	112.00 mm (4.41 in.)	122.00 mm (4.80 in.)
Weight		0.105 kg (0.231 lbs)	0.201 kg (0.443 lbs)	0.33 kg (0.731 lbs)
Input voltage		100 VAC – 240 VAC	100 VAC – 240 VAC	100 VAC – 240 VAC
Input frequency		50 Hz – 60 Hz	50 Hz – 60 Hz	50 Hz – 60 Hz
Input current (maximum)		1.70 A	1.70 A	1.70 A
Output current (continuous)		20 V/3 A 15 V/3 A 9 V/3 A 5 V/3 A	20 V/3.25 A 15 V/3 A 9 V/3 A 5 V/3 A	20 V/5 A 15 V/3 A 9 V/3 A 5 V/3 A
Rated output voltage		20 VDC 15VDC 9 VDC 5 VDC	20 VDC 15VDC 9 VDC 5 VDC	20 VDC 15VDC 9 VDC 5 VDC
Temperature range:
	Operating	0°C to 40°C (32°F to 104°F)	0°C to 40°C (32°F to 104°F)	0°C to 40°C (32°F to 104°F)
	Storage	-20°C to 70°C (-4°F to 158°F)	-40°C to 70°C (-40°F to 158°F)	-40°C to 70°C (-40°F to 158°F)
CAUTION:Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components.

Battery

The following table lists the battery specifications of your Latitude 7440.

Table 1. Battery specifications
The following table provides the detailed battery specifications of Latitude 7440.
Description		Option one	Option two	Option three	Option four
Battery type		2-cell, 38 Wh, lithium ion, ExpressCharge	3-cell, 57 Wh, lithium ion, ExpressCharge	2-cell, 38 Wh, lithium ion, Long Lifecycle, ExpressCharge	3-cell, 57 Wh, lithium ion, Long Lifecycle, ExpressCharge
Battery voltage		7.60 VDC	11.40 VDC	7.60 VDC	11.40 VDC
Battery weight (maximum)		0.156 Kg (0.34 lb)	0.227 kg (0.50 lb)	0.156 Kg (0.34 lb)	0.227 kg (0.50 lb)
Battery dimensions:
	Height	6.30 mm (0.24 in.)	6.30 mm (0.24 in.)	6.30 mm (0.24 in.)	6.30 mm (0.24 in.)
	Width	210.97 mm (8.30 in.)	254.8 mm (10.03 in.)	210.97 mm (8.30 in.)	254.8 mm (10.03 in.)
	Depth	79.80 mm (3.10 in.)	79.8 mm (3.10 in.)	79.80 mm (3.10 in.)	79.8 mm (3.10 in.)
Temperature range:
	Operating	Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0°C to 70°C (32°F to 158°F)	Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0°C to 70°C (32°F to 158°F)	Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0°C to 70°C (32°F to 158°F)	Charge: 0°C to 45°C (32°F to 113°F) Discharge: 0°C to 70°C (32°F to 158°F)
	Storage	-20°C to 65°C (-4°F to 149°F)	-20°C to 65°C (-4°F to 149°F)	-20°C to 65°C (4°F to 149°F)	-20°C to 65°C (4°F to 149°F)
Battery operating time		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.
Battery charging time (approximate) NOTE:Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information about Dell Power Manager, search in the Knowledge Base Resource at the Dell Support site.		Express Charge Method: 0°C to 15°C maximum allowable charge time from 0% to 100% RSOC is 4 hours 16°C to 45°C normal express charge 46°C to 50°C maximum allowable charge time from 0% to 100% RSOC is 3 hours Standard Charge/Predominately AC User Charge Method: 0°C to15°C maximum allowable charge time from 0% to 100% RSOC is 4 hours 16°C to 50°C maximum allowable charge time from 0% to 100% RSOC is 3 hours Express Charge Boost Charge Method (Fast Charge for Initial 35%): 16 - 45°C target charge time from 0% to 35% RSOC is 20 mins for Accelerated Charge	Express Charge Method: 0°C to 15°C maximum allowable charge time from 0% to 100% RSOC is 4 hours 16°C to 45°C normal express charge 46°C to 50°C maximum allowable charge time from 0% to 100% RSOC is 3 hours Standard Charge/Predominately AC User Charge Method: 0°C to 15°C maximum allowable charge time from 0 to 100% RSOC is 4 hours 16°C to 50°C maximum allowable charge time from 0 to 100% RSOC is 3 hours Express Charge Boost Charge Method (Fast Charge for Initial 35%): 16°C to 45°C target charge time from 0% to 35% RSOC is 20 mins for Accelerated Charge	Express Charge Method: 0°C to 15°C maximum allowable charge time from 0 to 100% RSOC is 4 hours 16°C to 45°C normal express charge 46°C to 50°C maximum allowable charge time from 0 to 100% RSOC is 3 hours Standard Charge/Predominately AC User Charge Method: 0°C to 15°C maximum allowable charge time from 0 to 100% RSOC is 4 hours 16°C to 50°C maximum allowable charge time from 0 to 100% RSOC is 3 hours	Express Charge Method: 0°C to 15°C maximum allowable charge time from 0 to 100% RSOC is 4 hours 16°C to 45°C normal express charge 46°C to 50°C maximum allowable charge time from 0 to 100% RSOC is 3 hours Standard Charge/Predominately AC User Charge Method: 0°C to 15°C maximum allowable charge time from 0 to 100% RSOC is 4 hours 16°C to 50°C maximum allowable charge time from 0 to 100% RSOC is 3 hours
RTC coin-cell battery		Supported Battery life of rechargeable coin cell is 60 days	Supported Battery life of rechargeable coin cell is 60 days	Supported Battery life of rechargeable coin cell is 60 days	Supported Battery life of rechargeable coin cell is 60 days
CAUTION:Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. CAUTION:Dell recommends that you charge the battery regularly for optimal power consumption. If your battery charge is completely depleted, connect the power adapter, turn on your computer, and then restart your computer to reduce the power consumption.

Display

The following table lists the display specifications of your Latitude 7440.

Table 1. Display specifications
The following table provides the detailed display specifications of Latitude 7440.
Description		Option one	Option two	Option three	Option four	Option five
Display type		Full High Definition Plus (FHD+)	Full High Definition Plus (FHD+)	Full High Definition Plus (FHD+) lightweight	Quad High Definition Plus (QHD+)	Full High Definition Plus (FHD+) 2-in-1
Display-panel technology		Wide Viewing Angle (WVA)	Wide Viewing Angle (WVA)	Wide Viewing Angle (WVA)	Wide Viewing Angle (WVA)	Wide-viewing angle (WVA)
Display-panel dimensions (active area):
	Height	301.59 mm (11.87 in.)	301.59 mm (11.87 in.)	301.59 mm (11.87 in.)	301.59 mm (11.87 in.)	301.59 mm (11.87 in.)
	Width	188.50 mm (7.42 in.)	188.50 mm (7.42 in.)	188.50 mm (7.42 in.)	188.50 mm (7.42 in.)	188.50 mm (7.42 in.)
	Diagonal	355.65 mm (14.00 in.)	355.65 mm (14.00 in.)	355.65 mm (14.00 in.)	355.65 mm (14.00 in.)	355.65 mm (14.00 in.)
Display-panel native resolution		1920 x 1200	1920 x 1200	1920 x 1200	2560 x1600	1920 x 1200
Luminance (typical)		250 nits	300 nits	400 nits	400 nits	300 nits
Megapixels		2.30	2.30	2.30	4.06	2.3
Color gamut		45% NTSC	72% NTSC	100% sRGB	100% sRGB	100% sRGB
Pixels Per Inch (PPI)		162 ppi	162 ppi	162 ppi	216 ppi	161 ppi
Contrast ratio (typ)		600:1	600:01	1000:01	1000:1	1200
Response time (min)		35 ms	35 ms	35 ms	35 ms	35 ms
Refresh rate		60 Hz	60 Hz	60 Hz	60 Hz	60 Hz
Horizontal view angle		85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	+/- 88 degrees (min)
Vertical view angle		85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	85 degrees (typical) 80 degrees (min)	+/- 88 degrees (min)
Pixel pitch		0.157 mm	0.157 mm	0.157 mm	0.1178 mm	0.157 mm
Power consumption (maximum)		3.20 W	4.40 W	2.75 W	3.75 W	2.9 W
Anti-glare vs glossy finish		Anti-glare	Anti-glare	Anti-glare	Anti-glare	Anti-reflection and anti-smudge
Touch options		No	Yes	No	Yes	Yes
Color		16.2 M	16.2 M	16.7 M	16.7 M	16.2 M
Panel Type		6 bit+FRC	6 bit+FRC	True 8 bit	True 8 bit	6 bit+FRC

Fingerprint reader (Optional)

The following table lists the fingerprint-reader specifications of your Latitude 7440.

NOTE:The fingerprint reader is located on the power button.

Table 1. Fingerprint reader specifications
The following table provides the specifications of fingerprint reader of Latitude 7440.
Description	Option One	Option two
Fingerprint-reader sensor technology	Capacitive	Capacitive
Fingerprint-reader sensor resolution	500 dpi	508 dpi
Fingerprint-reader sensor pixel size	X: 108 Y: 88	X: 96 Y: 96

Sensor

The following table lists the sensor of your Latitude 7440.

Table 1. Sensor The following table lists the sensor of your Latitude 7440.
Sensor support
Accelerometer (ST Micro LIS2DW12TR): On the base (system board) for both laptop and 2-in-1 computers
Accelerometer + Gyro (ST Micro LSM6DSOUSTR): On the hinge-up sensor board for 2-in-1 computers
Accelerometer (ST Micro LIS2DW12TR): On the hinge-up mid-board in the upsell configuration of laptop MIPI RGB+IR camera
Ambient Light Sensor (optional)
E-compass (ST Micro LIS2MDLTR), only for 2-in-1 computers
Proximity for SAR compliance (for the WWAN module) Near Field Proximity Sensor
Hall Effect Sensor

GPU—Integrated

The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Latitude 7440.

Table 1. GPU—Integrated
The following table provides the detailed integrated graphics specifications of Latitude 7440.
Controller	Memory size	Processor
Intel Iris X^e Graphics	Shared system memory	13^th Generation Intel Core i5/i7

Multiple display support matrix

The following table lists the multiple display support matrix for your Latitude 7440.

Table 1. Multiple display support matrixThe following table provides the multiple display support matrix for your Latitude 7440.
Graphics Card	Direct Graphics Controller Direct Output Mode	Supported external displays with computer internal display on	Supported external displays with computer internal display off
Intel Iris X^e Graphics	Not applicable	3	4

Hardware security

The following table lists the hardware security of your Latitude 7440.

Table 1. Hardware security The following table provides the hardware security details on your Latitude 7440.
Hardware security
Trusted Platform Module (TPM) 2.0 discrete
FIPS 140-2 certification for TPM
Trusted Computing Group (TCG) Certification for TPM
Contacted smart card and Control vault 3
Contactless smart card, NFC, and Control vault 3
SED SSD NVMe, SSD, and HDD (Opal and non-Opal) per SDL
Fingerprint reader in power button tied to Control Vault 3
One wedge-shaped lock slot
SED (Opal 2.0 only - PCIe Interface)
Windows Hello - Fingerprint Reader (optional)
Mechanical privacy shutter for camera (only for metal laptops)

Contactless smart-card reader

This section lists the contactless smart-card reader specifications of your Latitude 7440.

Table 1. Contactless smart-card reader specificationsThe following table lists the contactless smart-card reader specifications on your Latitude 7440.
Title	Description	Dell ControlVault 3 contactless smart-card reader with NFC
Felica Card Support	Reader and software capable of supporting Felica contactless cards	Yes
ISO 14443 Type A Card Support	Reader and software capable of supporting ISO 14443 Type A contactless cards	Yes
ISO 14443 Type B Card Support	Reader and software capable of supporting ISO 14443 Type B contactless cards	Yes
ISO/IEC 21481	Reader and software capable of supporting ISO/IEC 21481 compliant contactless cards and tokens	Yes
ISO/IEC 18092	Reader and software capable of supporting ISO/IEC 21481 compliant contactless cards and tokens	Yes
ISO 15693 Card Support	Reader and software capable of supporting ISO15693 contactless cards	Yes
NFC Tag Support	Supports reading and processing of NFC-compliant tag information.	Yes
NFC Reader Mode	Support for NFC Forum Defined Reader mode.	Yes
NFC Writer Mode	Support for NFC Forum Defined Writer mode.	Yes
NFC Peer-to-Peer Mode	Support for NFC Forum Defined Peer to Peer mode.	Yes
EMVCo Compliant	Compliant with EMVCO smart card standards as posted to www.emvco.com	Yes
EMVCo Certified	Formally certified based on EMVCO smart card standards	Yes
NFC Proximity OS Interface	Enumerates NFP (Near Field Proximity) device for OS to utilize.	Yes
PC/SC OS interface	Personal Computer/Smart Card specification for integration of hardware readers into personal computer environments	Yes
CCID driver compliance	Common driver support for Integrated Circuit Card Interface Device for OS level drivers	Yes
Windows Certified	Device certified by Microsoft WHCK	Yes
Dell ControlVault support	Device connects to Dell ControlVault for usage and processing.	Yes
FIDO2 compliance	Dell ControlVault 3 Smart-card reader is compliant with the FIDO SPEC	No

NOTE:125 Khz proximity cards are not supported.

Table 2. Supported cardsThe following table lists the supported cards on your Latitude 7440.
Manufacturer	Card
HID	jCOP readertest3 A card (14443a)
	1430 1L
	DESFire D8H
	iClass (Legacy)
	iClass SEOS
NXP/Mifare	Mifare DESFire 8K White PVC Cards
	Mifare Classic 1K White PVC Cards
	NXP Mifare Classic S50 ISO Card
G&D	id OnDemand - SCE3.2 144K
	SCE6.0 FIPS 80K Dual+ 1 K Mifare
	SCE6.0 non-FIPS 80K Dual+ 1 K Mifare
	SCE6.0 FIPS 144K Dual + 1K Mifare
	SCE6.0 non-FIPS 144K Dual + 1 K Mifare
	SCE7.0 FIPS 144K
Oberthur	OnDemand - OCS5.2 80K
Oberthur	id-One Cosmo 64 RSA D V5.4 T = 0 card

Contacted smart-card reader

The following table lists the contacted smart-card reader specifications of your Latitude 7440.

Table 1. Contacted smart-card reader specificationsThe following table lists the contacted smart-card reader specifications on your Latitude 7440.
Title	Description	Dell ControlVault 3 smart-card reader
ISO 7816 -3 Class A Card Support	Reader capable of reading 5 V powered smart card	Yes
ISO 7816 -3 Class B Card Support	Reader capable of reading 3 V powered smart card	Yes
ISO 7816 -3 Class C Card support	Reader capable of reading 1.8 V powered smart card	Yes
ISO 7816-1 Compliant	Specification for the reader	Yes
ISO 7816 -2 Compliant	Specification for smart card device physical characteristics (size, location of connection points, etc.)	N/A
T=0 support	Cards support character level transmission	Yes
T=1 support	Cards support block level transmission	Yes
EMVCo Compliant	Compliant with EMVCo (for electronic payment standards) smart card standards as posted to www.emvco.com	Yes
EMVCo Certified	Formally certified based on EMVCO smart card standards	Yes
PC/SC operating system interface	Personal Computer/Smart Card specification for integration of hardware readers into personal computer environments	Yes
CCID driver compliance	Common driver support for Integrated Circuit Card Interface Device for OS level drivers.	Yes
Windows Certified	Device certified by WHCK	Yes
FIPS 201 (PIV/HSPD-12) Compliant through GSA	Device compliant with FIPS 201/PIV/HSPD-12 requirements	Yes
FIDO2 compliance	Dell ControlVault 3 Smart-card reader is compliant with the FIDO SPEC	No

Operating and storage environment

This table lists the operating and storage specifications of your Latitude 7440.

Airborne contaminant level: G1 as defined by ISA-S71.04-1985

Table 1. Computer environment
The following table lists the operating and storage environment conditions of Latitude 7440.
Description	Operating	Storage
Temperature range	0°C to 35°C (32°F to 95°F)	-40°C to 65°C (-40°F to 149°F)
Relative humidity (maximum)	10% to 90% (non-condensing)	0% to 95% (non-condensing)
Vibration (maximum)^*	0.66 GRMS	1.30 GRMS
Shock (maximum)	110 G†	160 G†
Altitude range	-15.2 m to 3048 m (49.86 ft to 10000 ft)	-15.2 m to 10668 m (49.86 ft to 35000 ft)
CAUTION:Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components.

^{* Measured using a random vibration spectrum that simulates user environment.}

^{† Measured using a 2 ms half-sine pulse.}

Dell Latitude 7440: технические характеристики и спецификации