DELL XPS 14 9440 Intel Core Ultra 7 155H Laptop 36.8 cm (14.5") Touchscreen 3.2K 16 GB LPDDR5x-SDRAM 1 TB SSD NVIDIA

Data sheet

Width

320 mm

Depth

216 mm

Weight

1.8 kg

battery capacity

70 Wh

Bluetooth

Yes

fingerprint reader

Yes

Product Type

Laptop

touchscreen

Yes

Battery weight

270 g

SSD Capacity

1 TB

Panel type

OLED

Display surface

Matt

Battery voltage

11.7 V

Storage temperature (T-T)

-40 - 65 °C

Built-in microphone

Yes

Operating temperature (T-T)

0 - 35 °C

Operating altitude

-15.2 - 3048 m

Cables included

AC

Housing material

Aluminium

Internal memory

16 GB

Battery recharge time

4 h

Display diagonal

36.8 cm (14.5")

Battery technology

Lithium Polymer (LiPo)

Compatible memory cards

MicroSD (TransFlash)
microSDHC
microSDXC

Processor model

155H

Wi-Fi standards

802.11a
802.11b
802.11g
Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac)
Wi-Fi 6E (802.11ax)

Processor family

Intel Core Ultra 7

Front camera resolution (numeric)

2.07 MP

Operating system installed

Windows 11 Pro

Front camera

Yes

Internal memory type

LPDDR5x-SDRAM

Processor cores

16

HD type

3.2K

Storage media

SSD

Processor boost frequency

4.8 GHz

Total storage capacity

1 TB

Keyboard backlit

Yes

Optical drive type

No

LED backlight

Yes

Card reader integrated

Yes

Operating system architecture

64-bit

Discrete graphics memory type

GDDR6

Number of battery cells

6

Maximum refresh rate

120 Hz

Maximum internal memory

16 GB

Operating relative humidity (H-H)

10 - 90%

Audio system

MaxxAudio

Storage relative humidity (H-H)

0 - 95%

Non-operating altitude

-15.2 - 10668 m

Display brightness

400 cd/m²

Contrast ratio (typical)

1000000:1

Speakers manufacturer

Waves

Pixel density

260 ppi

Product colour

Platinum

Operating shock

110 G

Performance cores

6

Processor manufacturer

Intel

Performance-core Max Turbo Frequency

4.8 GHz

Efficient cores

8

Processor cache type

Smart Cache

Processor generation

Intel® Core™ Ultra (Series 1)

Maximum turbo power

115 W

Processor base power

28 W

Processor cache

24 MB

Efficient-core Max Turbo Frequency

3.8 GHz

Discrete graphics card

Yes

On-board graphics card

Yes

On-board graphics card model

Intel Arc Graphics

On-board graphics card family

Intel Arc Graphics

Discrete graphics card model

NVIDIA GeForce RTX 4050

Memory form factor

On-board

AC adapter power

100 W

AC adapter frequency

50 - 60 Hz

AC adapter input voltage

100 - 240 V

Operating vibration

0.66 G

Non-operating shock

160 G

Non-operating vibration

1.3 G

Height (rear)

1.8 cm

Height (front)

6.7 mm

Top Wi-Fi standard

Wi-Fi 6E (802.11ax)

Mobile network connection

No

Antenna type

2x2

RGB colour space

DCI-P3

Colour gamut

100%

Display resolution

3200 x 2000 pixels

Speaker power

2 W

Number of built-in speakers

4

SSD interface

PCI Express 4.0

SSD form factor

M.2

Total SSDs capacity

1 TB

NVMe

Yes

Number of SSDs installed

1

Charging port type

USB Type-C

Combo headphone/mic port

Yes

Front camera resolution

1920 x 1080 pixels

Front camera HD type

Full HD

Video capturing speed

30 fps

Fast charging

Yes

Pointing device

Touchpad

Numeric keypad

No

Processor threads

22

WLAN controller manufacturer

Intel

WLAN controller model

Intel Wi-Fi 6E AX211

Number of microphones

2

On-board GPU manufacturer

Intel

USB Type-C DisplayPort Alternate Mode

Yes

USB Power Delivery

Yes

Infrared (IR) camera

Yes

Ambient light sensor

Yes

Memory channels

Dual-channel

Intel® Thunderbolt 4

Yes

Thunderbolt 4 ports quantity

3

Wi-Fi data rate (max)

2400 Mbit/s

Discrete graphics card memory

6 GB

Discrete GPU manufacturer

NVIDIA

USB charging voltage

5
9
15 V
20 V

Performance-core base frequency

1.4 GHz

Efficient-core base frequency

0.9 GHz

Memory data transfer rate

7467 MT/s

Low Power Efficient-cores

2

Low Power Efficient-core Max Turbo Frequency

2.5 GHz

Low Power Efficient-core Base Frequency

700 MHz

Neural processor unit (NPU)

Intel AI Boost

Windows Studio effects support

Yes

AI software frameworks supported by NPU

DirectML
ONNX RT
OpenVINO
Windows ML

Maximum frequency NPU

1.4 GHz

Sparsity support

Yes