DELL XPS 9440 Intel Core Ultra 7 155H Laptop 14.5" Touchscreen 3.2K 32 GB LPDDR5x-SDRAM 1 TB SSD NVIDIA GeForce RTX 4050 Wi-Fi 6E (802.11ax) Windows 11 Pro Platinum

SKU
4CTDC
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In stock
Intel Core Ultra 7 155H (24MB Cache), 32GB LPDDR5x-SDRAM, 1000GB SSD, 36.8 cm (14.5") 3.2K 3200 x 2000 AMOLED Touch, Intel Arc Graphics, NVIDIA GeForce RTX 4050 (6GB GDDR6), WLAN, Webcam, Windows 11 Pro 64-bit
UNSPSC: 43211503
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SKU 4CTDC
EAN 0884116470908
Specification
Design
Product typeLaptop
Housing materialAluminum
Form factorClamshell
Product colourPlatinum
Display
HD type3.2K
Pixel density260 ppi
Panel typeAMOLED
LED backlightYes
Display brightness400 cd/m²
Contrast ratio (typical)1000000:1
TouchscreenYes
Display resolution3200 x 2000 pixels
Display diagonal14.5"
Maximum refresh rate120 Hz
RGB colour spaceDCI-P3
Colour gamut100%
Processor
Processor generationIntel® Core™ Ultra (Series 1)
Processor cache typeSmart Cache
Processor cache24 MB
Processor model155H
Processor boost frequency4.8 GHz
Processor cores16
Processor threads22
Processor manufacturerIntel
Processor familyIntel Core Ultra 7
Processor base power28 W
Maximum turbo power115 W
Efficient-core base frequency0.9 GHz
Performance-core base frequency1.4 GHz
Efficient-core Max Turbo Frequency3.8 GHz
Performance-core Max Turbo Frequency4.8 GHz
Performance cores6
Efficient cores8
Low Power Efficient-core Base Frequency700 MHz
Low Power Efficient-core Max Turbo Frequency2.5 GHz
Low Power Efficient-cores2
Neural processor unit (NPU)
Neural processor unit (NPU)Intel AI Boost
Sparsity supportYes
Windows Studio effects supportYes
AI software frameworks supported by NPUDirectML, ONNX RT, OpenVINO, Windows ML
Memory
Memory form factorOn-board
Internal memory32 GB
Internal memory typeLPDDR5x-SDRAM
Maximum internal memory32 GB
Memory channelsDual-channel
Memory data transfer rate7467 MT/s
Storage
SSD form factorM.2
Storage mediaSSD
Optical drive typeNo
Number of SSDs installed1
SSD capacity1 TB
SSD interfacePCI Express 4.0
Card reader integratedYes
Compatible memory cardsMicroSD (TransFlash), MicroSDHC, MicroSDXC
Total storage capacity1 TB
Total SSDs capacity1 TB
NVMeYes
Graphics
Discrete graphics cardYes
Discrete graphics card memory6 GB
On-board graphics card familyIntel Arc Graphics
On-board graphics cardYes
On-board graphics card modelIntel Arc Graphics
Discrete graphics card modelNVIDIA GeForce RTX 4050
Discrete graphics memory typeGDDR6
Discrete GPU manufacturerNVIDIA
On-board GPU manufacturerIntel
Audio
Number of microphones2
Audio systemMaxxAudio
Number of built-in speakers2
Speakers manufacturerWaves
Speaker power2 W
Built-in microphoneYes
Camera
Front cameraYes
Front camera resolution (numeric)2.07 MP
Front camera resolution1920 x 1080 pixels
Video capturing speed30 fps
Privacy cameraYes
Privacy typePrivacy shutter
Front camera HD typeFull HD
Infrared (IR) cameraYes
Optical drive
Optical drive typeNo
Network
Mobile network connectionNo
Top Wi-Fi standardWi-Fi 6E (802.11ax)
WLAN controller modelIntel Wi-Fi 6E AX211
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax)
Ethernet LANNo
BluetoothYes
Wi-Fi data rate (max)2400 Mbit/s
Antenna type2x2
WLAN controller manufacturerIntel
Wi-Fi bandTri-band (2.4 GHz / 5 GHz / 6 GHz)
Ports & interfaces
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB Type-C DisplayPort Alternate ModeYes
USB 2.0 ports quantity0
HDMI ports quantity0
Combo headphone/mic portYes
USB Power Delivery (USB PD)Yes
Thunderbolt 4 ports quantity3
Intel® Thunderbolt 4Yes
Performance
Ambient light sensorYes
Keyboard
Pointing deviceTouchpad
Numeric keypadNo
Keyboard backlitYes
Copilot keyYes
Software
Operating system architecture64-bit
Operating system installedWindows 11 Pro
Technical details
Housing materialAluminum
Form factorClamshell
Product colourPlatinum
Discrete graphics card memory6 GB
Sustainability certificatesENERGY STAR, EPEAT Climate +, EPEAT Gold
Battery
Battery technologyLithium Polymer (LiPo)
Number of battery cells6
Battery capacity69.5 Wh
Battery recharge time4 h
Battery voltage11.7 V
Fast chargingYes
Battery weight9.52 oz (270 g)
Power
AC adapter power100 W
AC adapter frequency50 - 60 Hz
AC adapter input voltage100 - 240 V
USB Power Delivery (USB PD)Yes
USB charging voltage5,9,15,20 V
USB Type-C charging portYes
Security
Fingerprint readerYes
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-598.4 - 120000" (-15.2 - 3048 m)
Non-operating altitude-598.4 - 420000" (-15.2 - 10668 m)
Operating shock110 G
Non-operating shock160 G
Operating vibration0.66 G
Non-operating vibration1.3 G
Certificates
Wi-Fi certifiedYes
Sustainability
Sustainability certificatesENERGY STAR, EPEAT Climate +, EPEAT Gold
Weight & dimensions
Width12.6" (320 mm)
Depth8.5" (216 mm)
Height (front)0.264" (6.7 mm)
Height (rear)0.709" (1.8 cm)
Weight3.97 lbs (1.8 kg)
Packaging data
Cables includedAC
Other features
Wi-Fi data rate (max)2400 Mbit/s
Ambient light sensorYes
WLAN controller modelIntel Wi-Fi 6E AX211
On-board graphics cardYes
Audio systemMaxxAudio
Sensors
Ambient light sensorYes
Packaging content
Cables includedAC
Manufacturer DELL
Availability In Stock