Dimensions and weight
The following table lists the height, width, depth, and weight of your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Height: | |
| Front height |
18.89 mm (0.74 in.) |
| Rear height |
20.85 mm (0.82 in.) |
| Width |
358.00mm (14.09 in.) |
| Depth |
251.82 mm (9.91 in.) |
| Weight NOTE:The weight of your
computer depends on the configuration that you ordered.
|
Minimum - 1.94 kg (4.27 lb) |
Processor
The following table lists the details of the processors that are supported in your Dell Pro 16 PC16255.
| Description | Option one | Option two | Option three |
|---|---|---|---|
| Processor type | AMD Ryzen AI 5 PRO 340 | AMD Ryzen AI 7 350 | AMD Ryzen AI 7 PRO 350 |
| Configurable Thermal Design Power (cTDP) | 15 W–54 W | 15 W–54 W | 15 W–54 W |
| Thermal Mode/Thermal Design Power (TDP) | |||
| Optimized | 15 W | 15 W | 15 W |
| Performance | 18 W | 18 W | 18 W |
| Processor core count | 6 | 8 | 8 |
| Processor thread count | 12 | 16 | 16 |
| Processor speed | Up to 4.8 GHz | Up to 5.0 GHz | Up to 5.0 GHz |
| Processor cache L2 | 6 MB | 8 MB | 8 MB |
| Processor cache L3 | 16 MB | 16 MB | 16 MB |
| Integrated graphics | AMD Radeon 840M Graphics | AMD Radeon 860M Graphics | AMD Radeon 860M Graphics |
| Neural Processing Units (NPU) Performance | Up to 50 TOPS | Up to 50 TOPS | Up to 50 TOPS |
| Description | Option one | Option two | Option three | Option four | Option five | Option six | Option seven |
|---|---|---|---|---|---|---|---|
| Processor type | AMD Ryzen 3 210 | AMD Ryzen 3 PRO 210 | AMD Ryzen 5 220 | AMD Ryzen 5 PRO 215 | AMD Ryzen 5 PRO 220 | AMD Ryzen 5 PRO 230 | AMD Ryzen 7 PRO 250 |
| Configurable Thermal Design Power (cTDP) | 15 W–30 W | 15 W–30 W | 15 W–30 W | 15 W–30 W | 15 W–30 W | 15 W–30 W | 15 W–30 W |
| Thermal Mode/Thermal Design Power (TDP) | |||||||
| Optimized | 15 W | 15 W | 15 W | 15 W | 15 W | 15 W | 15 W |
| Performance | 18 W | 18 W | 18 W | 18 W | 18 W | 18 W | 18 W |
| Processor core count | 4 | 4 | 6 | 6 | 6 | 6 | 8 |
| Processor thread count | 8 | 8 | 12 | 12 | 12 | 12 | 16 |
| Processor speed | Up to 4.7 GHz | Up to 4.7 GHz | Up to 4.9 GHz | Up to 4.7 GHz | Up to 4.9 GHz | Up to 4.9 GHz | Up to 5.1 GHz |
| Processor cache L2 | 4 MB | 4 MB | 6 MB | 6 MB | 6 MB | 6 MB | 8 MB |
| Processor cache L3 | 8 MB | 8 MB | 16 MB | 16 MB | 16 MB | 16 MB | 16 MB |
| Integrated graphics | AMD Radeon 740M Graphics | AMD Radeon 740M Graphics | AMD Radeon 740M Graphics | AMD Radeon 740M Graphics | AMD Radeon 740M Graphics | AMD Radeon 760M Graphics | AMD Radeon 780M Graphics |
| Neural Processing Units (NPU) Performance | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable | Up to 16 TOPS | Up to 16 TOPS |
Chipset
The following table lists the details of the chipset that is supported by your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Chipset |
Integrated in the processor |
| Processor |
|
| DRAM bus width |
64-bit |
| Flash EPROM |
64 MB |
| PCIe bus |
Up to Gen4 |
Operating system
Your Dell Pro 16 PC16255 supports the following operating systems:
- Windows 11 Home
- Windows 11 Professional
- Windows 11 Home
- Windows 11 Professional
- Windows 10 Home
- Windows 10 ProfessionalNOTE:If you downgrade your computer from Windows 11 to Windows 10 22H2, Dell Technologies support will follow the Microsoft Windows 10 End of Support plan.
Memory
The following table lists the memory specifications that are supported by your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Memory slots |
Two SODIMM slots |
| Memory type |
DDR5 |
| Memory speed |
5600 MT/s |
| Maximum memory configuration |
64 GB |
| Minimum memory configuration |
8 GB |
| Memory size per slot |
8 GB, 16 GB, 32 GB |
| Memory configurations supported |
|
External ports and slots
The following table lists the external ports and slots on your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Network port |
One RJ45 ethernet port (1 Gbps) |
| USB ports |
|
| Audio port |
One global headset port |
| Video port(s) |
One HDMI 2.1 Transition-minimized differential signaling (TMDS) port |
| Media-card reader |
Not applicable |
| Power-adapter port |
One 4.5 mm x 2.9 mm DC-in |
| Security-cable slot |
One security-cable slot (wedge-shaped) |
Internal slots
The following table lists the internal slots of your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| M.2 |
NOTE:To learn more about the features of
different types of M.2 cards, search Dell Support Site.
|
Ethernet
The following table lists the wired ethernet Local Area Network (LAN) specifications of your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Model |
Integrated Realtek RTL8111H-CG |
| Transfer rate |
10/100/1000 Mbps |
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module that is supported on your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Model number |
MediaTek MT7922 |
| Transfer rate |
2400 Mbps |
| Frequency bands supported |
2.4 GHz/5 GHz/6 GHz |
| Wireless standards |
|
| Encryption |
|
| Bluetooth wireless card NOTE:The functionality of
the Bluetooth wireless card may vary based on the operating
system. |
Bluetooth 5.3 |
Audio
The following table lists the audio specifications of your Dell Pro 16 PC16255.
| Description | Values | |
|---|---|---|
| Audio controller |
Realtek ALC3204 |
|
| Stereo conversion |
Supported |
|
| Internal audio interface |
High definition audio |
|
| External audio interface |
One global headset (headphone and microphone combo) port |
|
| Number of speakers |
Two |
|
| Internal-speaker amplifier |
Supported (audio codec integrated) |
|
| External volume controls |
Keyboard shortcut controls |
|
| Speaker output: | ||
| Average |
2 W x 2 = 4 W |
|
| Peak |
2.5 W x 2 = 5 W |
|
| Microphone |
Dual-array microphone |
|
Storage
This section lists the storage options on your Dell Pro 16 PC16255.
- One M.2 2230 solid state drive
| Storage type | Interface type | Capacity |
|---|---|---|
| M.2 2230 solid state drive, TLC | PCIe Gen4 NVMe, up to 64 Gbps | 256 GB/512 GB |
| M.2 2230 solid state drive, QLC | PCIe Gen4 NVMe, up to 64 Gbps | 512 GB/1 TB/2 TB |
Keyboard
The following table lists the keyboard specifications of your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Keyboard type |
|
| Keyboard layout |
QWERTY |
| Number of keys |
|
| Key pitch |
Horizontal= 18.05 mm (Numeric keypad: 17.05 mm) Vertical= 18.05 mm |
| 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.
NOTE:You can define the primary behavior of the function keys (F1–F12) changing
Function Key Behavior in the BIOS Setup program.
|
Keyboard shortcuts of Dell Pro 16 PC16255
Some keys on your keyboard have two symbols on them. These keys can be used to type alternate characters or to perform secondary functions. The symbol that is shown on the lower part of the key refers to the character that is typed out when the key is pressed. If you press shift and the key, the symbol that is shown on the upper part of the key is typed out. For example, if you press 2, 2 is typed out; if you press Shift + 2, @ is typed out.
The keys F1-F12 at the top row of the keyboard are function keys for multimedia control, as indicated by the icon on the key. Press the function key to enable the task represented by the icon. For example, pressing F1 mutes the audio (see the table below).
| Function key | Primary behavior |
|---|---|
| F1 | Mute or unmute audio |
| F2 | Decrease volume |
| F3 | Increase volume |
| F4 | Microphone Mute |
| F5 | Keyboard Illumination/Backlight |
| F6 | Decrease screen brightness |
| F7 | Increase screen brightness |
| F8 | Switch to external display |
| F10 | Print screen |
| F11 | Home |
| F12 | End |
The Fn key is also used with selected keys on the keyboard to invoke secondary functions.
| Function key | Secondary behavior |
|---|---|
| Fn + F1 | Operating system and application-specific F1 behavior |
| Fn + F2 | Operating system and application-specific F2 behavior |
| Fn + F3 | Operating system and application-specific F3 behavior |
| Fn + F4 | Operating system and application-specific F4 behavior |
| Fn + F5 | Operating system and application-specific F5 behavior |
| Fn + F6 | Operating system and application-specific F6 behavior |
| Fn + F7 | Operating system and application-specific F6 behavior |
| Fn + F8 | Operating system and application-specific F8 behavior |
| Fn + F9 | Operating system and application-specific F9 behavior |
| Fn + F10 | Operating system and application-specific F10 behavior |
| Fn + F11 | Operating system and application-specific F11 behavior |
| Fn + F12 | Operating system and application-specific F12 behavior |
| Fn + Ctrl | Open the application menu |
| Fn + Esc | Toggle between multimedia and function key behavior |
| Fn + PgUp | Scroll up the document or page |
| Fn + PgDn | Scroll down the document or page |
| Fn + Home | Move to the beginning of the document |
| Fn + End | Move to the end of the document |
| Copilot | Launch Copilot in Windows NOTE: If Copilot in Windows is not available on
your computer, the Copilot key launches Recall. If both Recall
and Copilot in Windows are not available on your computer, the
Copilot key launches Windows Search. For more information about
Copilot in Windows and Recall, search in the Knowledge Base
Resource at the Dell Support Site. |
Camera
The following table lists the camera specifications of your Dell Pro 16 PC16255.
| Description | Values | ||
|---|---|---|---|
| Number of cameras |
Two
NOTE:The second
camera is optional and may not be included in all
configurations.
|
||
| Camera type |
|
||
| Camera location |
Front camera |
||
| Camera sensor type |
CMOS sensor technology |
||
| Camera resolution: | |||
| Still image |
|
||
| Video |
|
||
| Infrared camera resolution: | |||
| Video |
640 x 360 at 15 fps |
||
| Diagonal viewing angle: | |||
| Camera |
|
||
| Infrared camera |
86.6 degrees |
||
Touchpad
The following table lists the touchpad specifications of your Dell Pro 16 PC16255.
| Description | Values | |
|---|---|---|
| Touchpad resolution: |
>300 DPI |
|
| Touchpad dimensions: | ||
| Horizontal |
115.00 mm (4.52 in.) |
|
| Vertical |
80.00 mm (4.52 in.) |
|
| Touchpad gestures | For more information about the touchpad gestures available on Windows, search Microsoft Support Site. | |
Power adapter
The following table lists the power adapter specifications of your Dell Pro 16 PC16255.
| Description | Option one | Option two | Option three | |
|---|---|---|---|---|
| Type |
65W AC adapter, 4.5 mm barrel, E4 |
65W AC adapter, USB Type-C, PECOS |
60W AC adapter, USB Type-C, 2-pin (Japan) |
|
| Connector dimensions: | ||||
| External diameter |
4.50 mm |
Not applicable |
Not applicable |
|
| Internal diameter |
2.90 mm |
N/A |
N/A |
|
| Power-adapter dimensions: | ||||
| Height |
29.5 mm |
28 mm |
22 mm |
|
| Width |
46.0 mm |
51 mm |
55 mm |
|
| Depth |
108.0 mm |
112 mm |
66 mm |
|
| 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) |
1.7 A |
1.7 A |
1.7 A |
|
| Output current (continuous) |
3.34 A |
|
|
|
| Rated output voltage |
19.5 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 |
-40°C to 70°C (-40°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.
|
||||
Power adapter requirements (for computers that are shipped with a 3-cell, 45 Wh battery)
The following table lists the power adapter requirements for your Dell Pro 16 PC16255.
| Description | Value |
|---|---|
| Power that is required from a power adapter to achieve optimal performance. | 65 W |
| Power that charges the computer at
a slower speed. NOTE:A warning message may appear
informing you about the use of a lower-powered adapter
and slower charging speed.
|
Less than 60 W |
| Minimum power that is required
from a power adapter to operate the computer and charge the
battery. NOTE:A warning message appears
informing you about the use of a lower-powered adapter and
slower charging speed.
|
45 W |
| USB Power Delivery (PD) fast charging | Supported |
| ExpressCharge mode | ExpressCharge 1.0 and ExpressCharge Boost supported NOTE:Ensure that the computer with a 45 Wh
battery is connected to a 65 W power adapter for this
feature to be supported.
NOTE:ExpressCharge mode must also be
enabled in the BIOS Setup screen. Select Power >
Battery Configuration > ExpressCharge,
then press Enter.
|
Power adapter requirements (for computers that are shipped with a 3-cell, 55 Wh battery)
The following table lists the power adapter requirements for your Dell Pro 16 PC16255.
| Description | Value |
|---|---|
| Power that is required from a power adapter to achieve optimal performance. | 65 W |
| Power that charges the computer at a slower speed. NOTE:A
warning message may appear informing you about the use
of a lower-powered adapter and slower charging speed.
|
Less than 60 W |
| Minimum power that is required from a power adapter to
operate the computer and charge the battery. NOTE:A warning
message appears informing you about the use of a
lower-powered adapter and slower charging speed.
|
45 W |
| USB Power Delivery (PD) fast charging | Supported |
| ExpressCharge mode | ExpressCharge 1.0 supported and ExpressCharge Boost
capable NOTE:For ExpressCharge Boost mode, ensure that the computer with
a 55 Wh battery is connected to a 90 W power adapter for
this feature to be supported.
NOTE:ExpressCharge mode must also be enabled in the BIOS Setup
screen. Select Power > Battery
Configuration > ExpressCharge, then press
Enter. |
Battery
The following table lists the battery specifications of your Dell Pro 16 PC16255.
| Description | Option one | Option two | Option three | Option four | |
|---|---|---|---|---|---|
| Battery type |
3-cell, 45 Wh, ExpressCharge 1.0, ExpressCharge Boost |
3-cell, 45 Wh, ExpressCharge 1.0, ExpressCharge Boost, Long Life Cycle |
3-cell, 55 Wh, ExpressCharge 1.0, ExpressCharge Boost Capable |
3-cell, 55 Wh, ExpressCharge 1.0, ExpressCharge Boost, Long Life Cycle |
|
| Battery voltage |
11.25 VDC |
11.25 VDC |
11.70 VDC |
11.70 VDC |
|
| Battery weight (maximum) |
0.20 kg (0.44 lb) |
0.20 kg (0.44 lb) |
0.21 kg (0.48 lb) |
0.21 kg (0.48 lb) |
|
| Battery dimensions: | |||||
| Height |
6.30 mm (0.25 in.) |
6.30 mm (0.25 in.) |
6.30 mm (0.25 in.) |
6.30 mm (0.25 in.) |
|
| Width |
255.05 mm (10.04 in.) |
255.05 mm (10.04 in.) |
255.05 mm (10.04 in.) |
255.05 mm (10.04 in.) |
|
| Depth |
73.00 mm (2.87 in.) |
73.00 mm (2.87 in.) |
73.00 mm (2.87 in.) |
73.00 mm (2.87 in.) |
|
| Temperature range: | |||||
| Operating |
|
|
|
|
|
| Storage |
-20°C to 60°C (-4°F to 140°F) |
-20°C to 60°C (-4°F to 140°F) |
-20°C to 60°C (-4°F to 140°F) |
-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. | 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 on the Dell Power Manager see,
Me and My Dell on
dell support.
|
|
|
|
|
|
| Coin-cell battery |
Not supported |
Not supported |
Not supported |
Not supported |
|
|
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.
|
|||||
Power requirements (for computers that are shipped with a 3-cell, 45 Wh battery)

The power that is delivered by the charger must be between a minimum of 45 Watts that is required by the radio equipment, and a maximum of 59 Watts in order to achieve the maximum charging speed.
This computer supports USB Power Delivery (PD) fast charging.
Power requirements (for computers that are shipped with a 3-cell, 55 Wh battery)

The power that is delivered by the charger must be between a minimum of 45 Watts that is required by the radio equipment, and a maximum of 72 Watts in order to achieve the maximum charging speed.
This computer supports USB Power Delivery (PD) fast charging.
Display
The following table lists the display specifications of your Dell Pro 16 PC16255.
| Description | Option one | Option two | |
|---|---|---|---|
| Display type |
16-inch, Full High Definition Plus (FHD+) |
16-inch, Full High Definition Plus (FHD+) |
|
| Touch options |
Non-Touch |
Touch |
|
| Display-panel technology |
In-Plane Switching (IPS) |
In-Plane Switching (IPS) |
|
| Display-panel dimensions (active area): | |||
| Height |
215.42 mm (8.48 in.) |
215.42 mm (8.48 in.) |
|
| Width |
344.68 mm (13.57 in.) |
344.68 mm (13.57 in.) |
|
| Diagonal |
406.46 mm (16.00 in.) |
406.46 mm (16.00 in.) |
|
| Display-panel native resolution |
1920 x 1200 |
1920 x 1200 |
|
| Luminance (typical) |
300 nits |
300 nits |
|
| Megapixels |
2.30 |
2.30 |
|
| Color gamut |
45% NTSC (typical) |
45% NTSC (typical) |
|
| Pixels Per Inch (PPI) |
141 |
141 |
|
| Contrast ratio (minimum) |
|
|
|
| Response time (maximum) |
35 milliseconds |
35 milliseconds |
|
| Refresh rate |
60 Hz |
60 Hz |
|
| Horizontal view angle |
|
|
|
| Vertical view angle |
|
|
|
| Pixel pitch |
0.1795 mm |
0.1795 mm |
|
| Power consumption (maximum) |
4.40 W |
5.60 W |
|
| Anti-glare vs glossy finish |
Anti-glare |
Anti-glare |
|
Fingerprint reader (optional)
The following table lists the specifications of the optional fingerprint-reader of your Dell Pro 16 PC16255.
| Description | Values |
|---|---|
| Sensor technology |
Capacitive |
| Sensor resolution |
500 dpi |
| Sensor pixel size |
108 mm x 88 mm |
Sensors
The following table lists the sensors of your Dell Pro 16 PC16255.
| Sensor support |
|---|
| Hall Effect sensor |
GPU—Integrated
The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Dell Pro 16 PC16255.
| Controller | Memory size | Processor |
|---|---|---|
|
AMD Radeon 740M Graphics |
Shared system memory |
|
|
AMD Radeon 760M Graphics |
Shared system memory |
|
|
AMD Radeon 780M Graphics |
Shared system memory |
|
|
AMD Radeon 840M Graphics |
Shared system memory |
|
|
AMD Radeon 860M Graphics |
Shared system memory |
|
Multiple display support matrix
The following table lists the multiple display support matrix for your Dell Pro 16 PC16255.
| Graphics Card | Direct Graphics Controller Direct Output Mode | Supported external displays with computer internal display on | Supported external displays with computer internal display off |
|---|---|---|---|
| AMD Radeon 740M Graphics | Integrated | 3 | 4 |
| AMD Radeon 760M Graphics | Integrated | 3 | 4 |
| AMD Radeon 840M Graphics | Integrated | 3 | 4 |
| AMD Radeon 860M Graphics | Integrated | 3 | 4 |
Hardware security
The following table lists the hardware security of your Dell Pro 16 PC16255.
| Hardware security |
|---|
| One wedge-shaped lock slot |
| Trusted Platform Module (TPM) 2.0 discrete |
| Mechanical camera privacy shutter |
| FIPS (Federal Information Processing Standards) 140-2 certification for Trusted Platform Module (TPM) |
| Trusted Computing Group (TCG) Certification for TPM |
| Chassis Intrusion Detection |
| BIOS - TPM clear and/or system boot lock after chassis intrusion detection |
Operating and storage environment
This table lists the operating and storage specifications of your Dell Pro 16 PC16255.
Airborne contaminant level: G1 as defined by ISA-S71.04-1985
| Description | Operating | Storage |
|---|---|---|
| Temperature range |
0°C to 40°C (32 °F to 104°F) |
-40°C to 65°C (-40°F to 149°F) |
| Relative humidity (maximum) |
90% (non-condensing) |
95% (non-condensing) |
| Vibration (maximum)* |
0.66 GRMS |
Not applicable |
| Shock (maximum) |
140 G† |
Not applicable |
| Altitude range |
-15.2 m to 3048 m (-49.87 ft to 10,000 ft) |
-15.2 m to 10,668 m (-49.87 ft to 35,000 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 the user environment.
† Measured using a 2 ms half-sine pulse.
Dell support policy
For information about Dell support policy, search Dell Support Site.
Dell Optimizer
Dell Optimizer is an application that is designed to enhance computer performance and productivity by optimizing settings for power, battery, display, and presence detection. It also provides access to applications purchased with your new computer.
For more information, see Dell Optimizer User's Guide at Dell Support Site.




























