Lenovo ThinkPad X1 Carbon Intel Core Ultra 7 155U Laptop 35.6 cm (14") WUXGA 16 GB LPDDR5x-SDRAM 512 GB SSD Wi-Fi 6E (802.11ax) Windows 11 Pro Black

Your Favorite Laptop. Now With Lots More to Love.
14″ industry-leading, ultraportable coworker for on-the-go professionals
World’s first laptop powered by Intel® Core™ Ultra processors, with integrated AI
All-day battery life, instant wake, & Intel® Unison™ with Intel® Evo™ Edition
Sublime sound: Dolby Voice®, Dolby Atmos®, & Zoom-certified
Recycled post-industrial & post-consumer content used throughout

Colour name	Black, Paint
Product type	Laptop
Product colour	Black
Form factor	Clamshell
Housing material	Aluminium, Carbon fibre
Display diagonal	35.6 cm (14")
Display resolution	1920 x 1200 pixels
Touchscreen	No
HD type	WUXGA
Panel type	IPS
LED backlight	Yes
Native aspect ratio	16:10
Anti-glare screen	Yes
Display brightness	400 cd/m²
RGB colour space	sRGB
Colour gamut	100%
Maximum refresh rate	60 Hz
Contrast ratio (typical)	1000:1
High Dynamic Range (HDR) technology	DisplayHDR True Black 500, Dolby Vision
Processor manufacturer	Intel
Processor family	Intel Core Ultra 7
Processor generation	Intel® Core™ Ultra (Series 1)
Processor model	155U
Processor cores	12
Processor threads	14
Processor boost frequency	4.8 GHz
Performance cores	2
Efficient cores	8
Low Power Efficient-cores	2
Performance-core Max Turbo Frequency	4.8 GHz
Efficient-core Max Turbo Frequency	3.8 GHz
Low Power Efficient-core Max Turbo Frequency	2.1 GHz
Performance-core base frequency	1.7 GHz
Efficient-core base frequency	1.2 GHz
Low Power Efficient-core Base Frequency	700 MHz
Processor cache	12 MB
Processor cache type	Smart Cache
Processor base power	15 W
Maximum turbo power	57 W
Neural processor unit (NPU)	Intel AI Boost
Maximum frequency NPU	1.4 GHz
Sparsity support	Yes
Windows Studio effects support	Yes
AI datatype support on NPU	FP16, FP32, Int8
AI software frameworks supported by NPU	DirectML, ONNX RT, OpenVINO, Windows ML
Internal memory	16 GB
Internal memory type	LPDDR5x-SDRAM
Memory clock speed	6400 MHz
Memory form factor	On-board
Maximum internal memory	16 GB
Memory channels	Dual-channel
Total storage capacity	512 GB
Storage media	SSD
Total SSDs capacity	512 GB
Number of SSDs installed	1
SSD capacity	512 GB
SSD interface	PCI Express 4.0
NVMe	Yes
SSD form factor	M.2
Optical drive type	No
Card reader integrated	No
Discrete graphics card model	Not available
On-board graphics card	Yes
On-board GPU manufacturer	Intel
Discrete graphics card	No
On-board graphics card family	Intel Graphics
On-board graphics card model	Intel Graphics
Audio chip	Realtek ALC3306
Audio system	Dolby Atmos
Number of built-in speakers	2
Speaker power	2 W
Built-in microphone	Yes
Number of microphones	2
Front camera	Yes
Front camera resolution	1920 x 1080 pixels
Front camera HD type	Full HD
Infrared (IR) camera	Yes
Privacy camera	Yes
Privacy type	Privacy shutter
Top Wi-Fi standard	Wi-Fi 6E (802.11ax)
Wi-Fi standards	Wi-Fi 6E (802.11ax)
Mobile network connection	No
Antenna type	2x2
WLAN controller model	Intel Wi-Fi 6E AX211
WLAN controller manufacturer	Intel
Ethernet LAN	No
Bluetooth	Yes
Bluetooth version	5.3
Near Field Communication (NFC)	No
WWAN	Upgradable
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
HDMI ports quantity	1
HDMI version	2.1
Thunderbolt 4 ports quantity	2
Intel® Thunderbolt 4	Yes
Combo headphone/mic port	Yes
USB Type-C DisplayPort Alternate Mode	Yes
USB Power Delivery	Yes
USB Sleep-and-Charge	Yes
USB Sleep-and-Charge ports	1
Motherboard chipset	Intel SoC
Pointing device	ThinkPad UltraNav
Keyboard language	UK English
Numeric keypad	No
Keyboard backlit	Yes
Spill-resistant keyboard	Yes
Operating system architecture	64-bit
Operating system language	English
Operating system installed	Windows 11 Pro
Bundled software	Intel Connectivity Performance Suite
Battery technology	Lithium Polymer (LiPo)
Battery capacity	57 Wh
Fast charging	Yes
AC adapter power	65 W
AC adapter frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
Cable lock slot	Yes
Cable lock slot type	Kensington
Fingerprint reader	Yes
Smart card reader	No
Windows Hello	Yes
Trusted Platform Module (TPM)	Yes
Trusted Platform Module (TPM) version	2.0
Password protection	Yes
Password protection type	BIOS, Power on, Supervisor, SSD
Operating temperature (T-T)	5 - 35 °C
Storage temperature (T-T)	5 - 43 °C
Operating relative humidity (H-H)	8 - 95%
Storage relative humidity (H-H)	5 - 95%
Maximum shipping altitude	3048 m
Compliance certificates	RoHS
Certification	MIL-STD-810H military test passed
Sustainability compliance	Yes
Sustainability certificates	ENERGY STAR, EPEAT Gold, ErP, TCO
Width	312.8 mm
Depth	214.8 mm
Height	15 mm
Weight	1.08 kg