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Dell Inspiron 14 3420: технические характеристики и спецификации

Dimensions and weight

The following table lists the height, width, depth, and weight of your Inspiron 14 3420.

Table 1. Dimensions and weight

The following table provides the detailed display specifications of Inspiron 14 3420.

Description Values
Height:
Front height

0.68 in. (17.52 mm)

Rear height

0.72 in. (18.48 mm)

Width

12.74 in. (323.67 mm)

Depth

8.65 in. (219.76 mm)

Weight
NOTE: The weight of your computer depends on the configuration ordered and manufacturing variability.
  • Minimum: 3.18 lbs (1.44 kg)
  • Maximum: 3.29 lbs (1.49 kg)

Processor

The following table lists the details of the processors supported by your Inspiron 14 3420.

Table 1. Processor

The following table provides the various processor options supported for Inspiron 14 3420.

Description Values
Processor type

Qualcomm Snapdragon SC8180XP

Processor wattage

9 W

Processor core count

8

Processor thread count

8

Processor speed

Up to 3.15 GHz

Processor cache

4 MB

Integrated graphics

Adreno 690

Chipset

The following table lists the details of the chipset supported by your Inspiron 14 3420.

Table 1. Chipset

The following table provides the chipset specifications for Inspiron 14 3420.

Description Values
Chipset

Integrated in the processor

Processor

Qualcomm Snapdragon SC8180XP

DRAM bus width

64-bit

Flash EPROM

32 MB

PCIe bus

Up to Gen 3

Operating system

Your Inspiron 14 3420 supports the following operating systems:

  • Windows 11 Pro Standard, 64 bit
  • Windows 11 Home Standard, 64 bit
  • Windows 11 Home Standard S-mode, 64 bit

Memory

The following table lists the memory specifications of your Inspiron 14 3420.

Table 1. Memory specifications

The following table provides the detailed memory specifications of Inspiron 14 3420.

Description Values
Memory slots

None, onboard

Memory type

LPDDR4x

Memory speed

2133 MHz

Maximum memory configuration

16 GB

Minimum memory configuration

8 GB

Memory configurations supported
  • 8 GB, 2 x 4 GB, LPDDR4x, 2133 MHz
  • 16 GB, 2 x 8 GB, LPDDR4x, 2133 MHz

External ports

The following table lists the external ports on your Inspiron 14 3420.

Table 1. External ports

The following table lists ports and connectors available on Inspiron 14 3420.

Description Values
USB ports
  • Two USB 3.2 Gen 2 Type-C ports with Power Delivery
  • One USB 2.0 port
Audio port

One headset (headphone and microphone combo) port

Video port/ports

Not supported

Media-card reader

One micro-SD card slot

Power-adapter port

One USB 3.2 Gen 2 Type-C port with Power Delivery

Security-cable slot

Not supported

Internal slots

The following table lists the internal slots of your Inspiron 14 3420.

Table 1. Internal slotsThe following table lists the internal slots on your Inspiron 14 3420.
Description Values
M.2

One M.2 2230/2280 slot for solid-state drive

NOTE: To learn more about the features of different types of M.2 cards, search in the Knowledge Base Resource at www.dell.com/support.

Wireless module

The following table lists the Wireless Local Area Network (WLAN) module supported on your Inspiron 14 3420.

Table 1. Wireless module specifications

The following table provides the wireless module specifications of Inspiron 14 3420.

Description Values
Model number

Qualcomm QCA6390

Transfer rate

Up to 1200 Mbps

Frequency bands supported

2.4 GHz/5 GHz

Wireless standards
  • Wi-Fi 802.11a/b/g
  • Wi-Fi 4 (Wi-Fi 802.11n)
  • Wi-Fi 5 (Wi-Fi 802.11ac)
  • Wi-Fi 6 (Wi-Fi 802.11ax)
Encryption
  • 64-bit/128-bit WEP
  • AES-CCMP
  • TKIP
Bluetooth

Bluetooth 5.2

Audio

The following table lists the audio specifications of your Inspiron 14 3420.

Table 1. Audio specifications

The following table provides the detailed audio specifications of Inspiron 14 3420.

Description Values
Audio controller

Qualcomm

Stereo conversion

Supported

Internal audio interface

High definition audio

External audio interface

One headset (headphone and microphone combo) port

Number of speakers

Two

Internal-speaker amplifier

Supported

External volume controls

Keyboard shortcut controls

Speaker output:
Average speaker output

2 W

Peak speaker output

2.5 W

Subwoofer output

Not supported

Microphone

Two

Storage

This section lists the storage options on your Inspiron 14 3420.

Your computer supports one of the following configurations:
  • One M.2 2230 solid-state drive

    or

  • One M.2 2280 solid-state drive

    or

  • One M.2 2280 solid-state drive, Quad-Level Cell (QLC)
Table 1. Storage specifications

The following table provides the different storage options available on Inspiron 14 3420.

Storage type Interface type Capacity

One M.2 2230 solid-state drive

PCIe NVMe 3x4

Up to 1 TB

One M.2 2230 solid-state drive

PCIe NVMe 4x4

Up to 1 TB

One M.2 2280 solid-state drive

PCIe NVMe 4x4

Up to 2 TB

One M.2 2280 solid-state drive

PCIe NVMe 3x4, QLC

Up to 1 TB

Media-card reader

The following table lists the media cards supported by your Inspiron 14 3420.

Table 1. Media-card reader specifications

The following table provides the media-card specifications of Inspiron 14 3420.

Description Values
Media-card type

One micro-SD card slot

Media-cards supported
  • Micro Secure Digital (mSD)
  • Micro Secure Digital High Capacity (mSDHC)
  • Micro Secure Digital Extended Capacity (mSDXC)
NOTE: The maximum capacity supported by the media-card reader varies depending on the standard of the media card installed in your computer.

Keyboard

The following table lists the keyboard specifications of your Inspiron 14 3420.

Table 1. Keyboard specifications

The following table provides the detailed keyboard specifications of Inspiron 14 3420.

Description Values
Keyboard type
  • Backlit keyboard
  • Non-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 key pitch mm key pitch

Y= 18.05 mm key pitch mm 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 Inspiron 14 3420.

Table 1. Camera specifications

The following table provides the detailed camera specifications of Inspiron 14 3420.

Description Values
Number of cameras

One

Camera type

FHD RGB camera 

Camera location

Front camera

Camera sensor type

CMOS sensor technology

Camera resolution:
Still image

2.07 megapixel

Video

1920 x 1080 (FHD) at 30 fps

Diagonal viewing angle:

82 degrees

Touchpad

The following table lists the touchpad specifications of your Inspiron 14 3420.

Table 1. Touchpad specifications

The following table provides the detailed touchpad specifications of Inspiron 14 3420.

Description Values
Touchpad resolution:

>300 dpi

Touchpad dimensions:
Horizontal

115 mm (4.53 in.)

Vertical

70 mm (2.76 in.)

Touchpad gestures For more information about touchpad 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 Inspiron 14 3420.

Table 1. Power adapter specifications

The following table provides the detailed power adapter specifications of Inspiron 14 3420.

Description Values
Type

Pecos 65 W USB-C

Input voltage

100 VAC-240 VAC

Input frequency

50 Hz–60 Hz

Input current (maximum)

1.7 A

Output current (continuous)

3 A

Rated output voltage

15 VDC

Temperature range:
Operating

0°C to 40°C (32°F to 104°F)

Storage

-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 Inspiron 14 3420.

Table 1. Battery specifications

The following table provides the detailed battery specifications of Inspiron 14 3420.

Description Values
Battery type

2-Cell, 40 Wh, Polymer

Battery voltage

7.60 VDC

Battery weight (maximum)

0.16 kg (0.35 lb)

Battery dimensions:
Height

250.2 mm (9.85 in.)

Width

81.8 mm (3.22 in.)

Depth

3.7 mm (0.15 in.)

Temperature range:
Operating

0 °C to 50 °C (32°F to 122°F)

Storage

-20 °C to 60°C (-4°F to 140°F)

Battery operating time 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 on the Dell Power Manager see, Me and My Dell on www.dell.com.
When the computer is turned off:
  • Express charge: 2 hours
  • Standard charge: 3 hours
NOTE: Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on https://www.dell.com/
Coin-cell battery

None

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 Inspiron 14 3420.

Table 1. Display specifications

The following table provides the detailed display specifications of Inspiron 14 3420.

Description Option one Option two
Display type

14-inch Full High Definition (FHD)

14-inch Full High Definition (FHD)

Touch options

No

Yes

Display-panel technology

Wide-Viewing Angle (WVA)

In-Plane Switching (IPS)

Display-panel dimensions (active area):
Height

174.02 mm (6.85 in.)

174.02 mm (6.85 in.)

Width

309.37 mm (12.18 in.)

309.37 mm (12.18 in.)

Diagonal

355.60 mm (14 in.)

355.60 mm (14 in.)

Display-panel native resolution

1920 x 1080

1920 x 1080

Luminance (typical)

250 nits

300 nits

Megapixels

2.07

2.07

Color gamut

45% NTSC, typical

72% NTSC, typical

Pixels Per Inch (PPI)

158

158

Contrast ratio (min.)

600:1

600:1

Response time (max.)

35 ms

35 ms

Refresh rate

60 Hz

60 Hz

Horizontal view angle

+/- 85 degrees

+/- 85 degrees

Vertical view angle

+/- 85 degrees

+/- 85 degrees

Pixel pitch

0.161 mm

0.161 mm

Power consumption (maximum)

3.10 W

4.60 W

Anti-glare vs glossy finish

Anti-glare

Anti-glare

GPU—Integrated

The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Inspiron 14 3420.

Table 1. GPU—Integrated

The following table provides the detailed integrated graphics specifications of Inspiron 14 3420.

Controller Memory size Processor

Qualcomm Adreno 690

Shared system memory

Qualcomm Snapdragon SC8180XP

Multiple display support matrix

The following table lists the multiple display support matrix for your Inspiron 14 3420.

Table 1. Multiple display support matrixThe following table provides the multiple display support matrix for your Inspiron 14 3420.
Graphics Card Direct Graphics Controller Direct Output Mode Supported external displays with computer internal display on Supported external displays with computer internal display off
Qualcomm Adreno 690

Not applicable

2

2

Operating and storage environment

This table lists the operating and storage specifications of your Inspiron 14 3420.

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 Inspiron 14 3420.

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

1.3 GRMS

Shock (maximum)

110 G†

160 G†

Altitude range

-15.2 m to 3048 m (4.64 ft to 5518.4 ft)

-15.2 m to 10668 m (4.64 ft to 19234.4 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.