DELL XPS 9640 Intel Core Ultra 7 155H Laptop 41.4 cm (16.3") WUXGA 16 GB LPDDR5x-SDRAM 1 TB SSD NVIDIA GeForce RTX 4050

Data sheet

Height

18.7 mm

Width

358.2 mm

Depth

240.1 mm

Weight

2.18 kg

battery capacity

99.5 Wh

Bluetooth

Yes

fingerprint reader

Yes

Product Type

Laptop

touchscreen

No

Battery weight

380 g

SSD Capacity

1 TB

Panel type

WVA

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

41.4 cm (16.3")

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)
Wi-Fi 7 (802.11be)

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

WUXGA

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 Pro

Storage relative humidity (H-H)

0 - 95%

Non-operating altitude

-15.2 - 10668 m

Display brightness

500 cd/m²

Speakers manufacturer

Waves

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

130 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

Top Wi-Fi standard

Wi-Fi 7 (802.11be)

Mobile network connection

No

Antenna type

2x2

RGB colour space

sRGB

Colour gamut

100%

Display resolution

1920 x 1200 pixels

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

Trusted Platform Module (TPM)

Yes

WLAN controller manufacturer

Intel

WLAN controller model

Intel Wi-Fi 7 BE200

Number of microphones

2

On-board GPU manufacturer

Intel

USB Type-C DisplayPort Alternate Mode

Yes

USB Power Delivery

Yes

Infrared (IR) camera

Yes

Trusted Platform Module (TPM) version

2.0

Windows Hello

Yes

Intel® Thunderbolt 4

Yes

Thunderbolt 4 ports quantity

3

Discrete graphics card memory

6 GB

USB charging current

6.5 A

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

6400 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