Dell 14 Premium (DA14250)|U7-255H|32GB|1TB SSD|Nvidia RTX 4050|W11 Home|WLAN + BT|14.5” OLED Touch|Backlit Kb|6 Cell|100W Basic Onsite Service after remote diagnosis with Hardware-Only Support, 12 Month(s)
| Design |
|---|
| Product type |
Laptop |
| Product colour |
Platinum |
| Form factor |
Clamshell |
| Market positioning |
Premium |
| Display |
|---|
| Display diagonal |
36.8 cm (14.5") |
| Display resolution |
3200 x 2000 pixels |
| Touchscreen |
Yes |
| HD type |
3.2K |
| Panel type |
AMOLED |
| Native aspect ratio |
16:10 |
| Anti-reflective coating |
Yes |
| Display brightness |
400 cd/m² |
| Pixel density |
260 ppi |
| Low Blue Light technology |
Yes |
| Colour gamut |
100% |
| RGB colour space |
DCI-P3 |
| Display response rise/fall |
1 ms |
| Maximum refresh rate |
120 Hz |
| Contrast ratio (typical) |
1000000:1 |
| Processor |
|---|
| Processor manufacturer |
Intel |
| Processor family |
Intel Core Ultra 7 |
| Processor generation |
Intel Core Ultra (Series 2) |
| Processor model |
255HX |
| Processor cores |
20 |
| Processor threads |
20 |
| Processor boost frequency |
5.2 GHz |
| Performance cores |
8 |
| Efficient cores |
12 |
| Performance-core Max Turbo Frequency |
5.2 GHz |
| Efficient-core Max Turbo Frequency |
4.5 GHz |
| Performance-core base frequency |
2.4 GHz |
| Efficient-core base frequency |
1.8 GHz |
| Processor cache |
30 MB |
| Maximum turbo power |
160 W |
| Processor base power |
55 W |
| Neural processor unit (NPU) |
|---|
| Neural processor unit (NPU) |
Intel AI Boost |
| Sparsity support |
Yes |
| Windows Studio effects support |
Yes |
| AI software frameworks supported by NPU |
DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to |
33 TOPs |
| NPU performance up to |
13 TOPs |
| GPU performance up to |
8 TOPs |
| Memory |
|---|
| Internal memory |
32 GB |
| Internal memory type |
LPDDR5x-SDRAM |
| Memory form factor |
On-board |
| Maximum internal memory |
32 GB |
| Memory data transfer rate |
8400 MT/s |
| Memory channels |
Dual-channel |
| Storage |
|---|
| Total storage capacity |
1 TB |
| Storage media |
SSD |
| Total SSDs capacity |
1 TB |
| Number of SSDs installed |
1 |
| SSD capacity |
1 TB |
| NVMe |
Yes |
| SSD interface |
PCI Express 4.0 |
| SSD form factor |
M.2 |
| Optical drive type |
No |
| Card reader integrated |
Yes |
| Compatible memory cards |
MicroSD (TransFlash), MicroSDHC, MicroSDXC |
| Graphics |
|---|
| On-board graphics card |
Yes |
| Discrete graphics card |
Yes |
| Discrete GPU manufacturer |
NVIDIA |
| Discrete graphics card model |
NVIDIA GeForce RTX 4050 |
| Discrete graphics card memory |
6 GB |
| Discrete graphics memory type |
GDDR6 |
| On-board GPU manufacturer |
Intel |
| On-board graphics card family |
Intel® Graphics |
| On-board graphics card model |
Intel® Graphics |
| Audio |
|---|
| Audio chip |
Cirrus Logic CS42L43 |
| Audio system |
MaxxAudio Pro |
| Number of built-in speakers |
4 |
| Speakers manufacturer |
Waves |
| Speaker power |
2.5 W |
| Number of microphones |
2 |
| Built-in microphone |
Yes |
| Camera |
|---|
| Front camera |
Yes |
| Front camera resolution (numeric) |
2.07 MP |
| Front camera resolution |
1920 x 1080 pixels |
| Front camera HD type |
Full HD |
| Video capturing speed |
30 fps |
| Infrared (IR) camera |
Yes |
| Network |
|---|
| Mobile network connection |
No |
| Top Wi-Fi standard |
Wi-Fi 7 (802.11be) |
| Wi-Fi band |
Tri-band (2.4 GHz / 5 GHz / 6 GHz) |
| Wi-Fi standards |
802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be) |
| Antenna type |
2x2 |
| Wi-Fi data rate (max) |
5800 Mbit/s |
| WLAN controller model |
Intel Wi-Fi 7 BE201 |
| WLAN controller manufacturer |
Intel |
| Bluetooth |
Yes |
| Ports & interfaces |
|---|
| Intel® Thunderbolt 4 |
Yes |
| Thunderbolt 4 ports quantity |
3 |
| Combo headphone/mic port |
Yes |
| USB Type-C DisplayPort Alternate Mode |
Yes |
| USB Power Delivery |
Yes |
| Performance |
|---|
| Ambient light sensor |
Yes |
| Keyboard |
|---|
| Pointing device |
Touchpad |
| Keyboard language |
UK International |
| Keyboard backlit |
Yes |
| Numeric keypad |
No |
| Software |
|---|
| Operating system installed |
Windows 11 Home |
| Operating system architecture |
64-bit |
| Trial software |
McAfee+ Premium 1-year,Activate Your Microsoft 365 For A 30 Day Trial |
| Battery |
|---|
| Battery technology |
Lithium Polymer (LiPo) |
| Number of battery cells |
6 |
| Battery voltage |
11.7 V |
| Battery capacity |
70 Wh |
| Battery recharge time |
2 h |
| Fast charging |
Yes |
| Battery weight |
270 g |
| Power |
|---|
| AC adapter power |
100 W |
| AC adapter frequency |
50 - 60 Hz |
| AC adapter input voltage |
100 - 240 V |
| Required charging power (max) |
100 W |
| Required charging power (min) |
45 W |
| USB Type-C charging port |
Yes |
| Security |
|---|
| Fingerprint reader |
Yes |
| Operational conditions |
|---|
| Operating temperature (T-T) |
0 - 35 °C |
| Storage temperature (T-T) |
-40 - 65 °C |
| Operating relative humidity (H-H) |
10 - 90% |
| Storage relative humidity (H-H) |
0 - 95% |
| Operating altitude |
-15.2 - 3048 m |
| Non-operating altitude |
-15.2 - 10668 m |
| Operating shock |
110 G |
| Non-operating shock |
160 G |
| Operating vibration |
0.66 G |
| Non-operating vibration |
1.3 G |
| Weight & dimensions |
|---|
| Width |
320 mm |
| Depth |
216 mm |
| Height (front) |
6.7 mm |
| Height (rear) |
1.8 cm |
| General |
|---|
| Product family |
14 Premium |
| Carbon footprint |
|---|
| PAIA version |
PAIA 1.4.7, 2025 |
| Carbon emissions (End-of-Life) |
1.97 |
| Carbon emissions (Use) |
42.44 |
| Carbon emissions (Logistics) |
16.12 |
| Carbon emissions (Manufacturing) |
268.46 |
| Total carbon emissions (Standard deviation) |
60 |
| Total carbon footprint |
329 |
| Other features |
|---|
| AC adapter included |
Yes |
