Product comparison · 2 laptops

Lenovo P40 Yoga WIN US vs Lenovo X1 Carbon WIN CH

151specifications compared
37differ
114identical
45known for one product only

Key differences

Form factor
- P40 Yoga WIN US:Convertible (Folder)
- X1 Carbon WIN CH:Clamshell
Display resolution
- P40 Yoga WIN US:1920 x 1080 pixels
- X1 Carbon WIN CH:2560 x 1440 pixels
Touchscreen
- P40 Yoga WIN US:Yes
- X1 Carbon WIN CH:No
HD type
- P40 Yoga WIN US:Full HD
- X1 Carbon WIN CH:Quad HD
Processor model
- P40 Yoga WIN US:i7-6500U
- X1 Carbon WIN CH:i7-6600U
Processor boost frequency
- P40 Yoga WIN US:3.1 GHz
- X1 Carbon WIN CH:3.4 GHz
Processor frequency
- P40 Yoga WIN US:2.5 GHz
- X1 Carbon WIN CH:2.6 GHz
Configurable TDP-up frequency
- P40 Yoga WIN US:2.6 GHz
- X1 Carbon WIN CH:2.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of P40 Yoga WIN US, X1 Carbon WIN CH
196 specifications	A Lenovo P40 Yoga WIN US View product	B Lenovo X1 Carbon WIN CH View product
Design1 differ
Product type	Ultrabook	Ultrabook
Product colour	Black	Black
Form factorDiffers	Convertible (Folder)	Clamshell
Housing materialKnown for one	Carbon fibre	Unknown — not stated by the source
Display3 differ
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolutionDiffers	1920 x 1080 pixels	2560 x 1440 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
HD typeDiffers	Full HD	Quad HD
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	700:1	Unknown — not stated by the source
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	6th gen Intel® Core™ i7	6th gen Intel® Core™ i7
Processor modelDiffers	i7-6500U	i7-6600U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	3.4 GHz
Processor frequencyDiffers	2.5 GHz	2.6 GHz
System bus rateKnown for one	4 GT/s	Unknown — not stated by the source
Processor cache	4 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	LGA 1356 (Socket B2)	LGA 1356 (Socket B2)
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-6500 Mobile series	Intel Core i7-6600 Mobile Series
Processor codename	Skylake	Skylake
Bus type	OPI	OPI
FSB Parity	No	No
Stepping	D1	D1
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequencyDiffers	2.6 GHz	2.8 GHz
Configurable TDP-up	25 W	25 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	1x4, 4x1	1x4, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memory2 differ
Internal memory	16 GB	16 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1600 MHz	1866 MHz
Memory form factorDiffers	SO-DIMM	On-board
Memory layout (slots x size)Known for one	1 x 16 GB	Unknown — not stated by the source
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	16 GB	16 GB
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacity	512 GB	512 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacity	512 GB	512 GB
SSD interfaceDiffers	SATA III	PCI Express
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MicroSD (TransFlash)
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® Quadro® M500M	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 520	Intel® HD Graphics 520
Maximum on-board graphics card memoryDiffers	1.74 GB	32 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)	1050 MHz	1050 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
On-board graphics card ID	1916	1916
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Graphics card Open GL support	Yes	Yes
Audioidentical
Audio systemKnown for one	HD	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	1.5 W	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	No	No
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.1	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
Combo headphone/mic port	Yes	Yes
Microphone inDiffers	Yes	No
Docking connector	Yes	Yes
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel SoC	Unknown — not stated by the source
Keyboard1 differ
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypad	No	No
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Keyboard layoutDiffers	QWERTY	QWERTZ
Keyboard languageKnown for one	US English	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	Yes	Yes
Intel HD Graphics	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI version	1.00	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Built-in Visuals Technology	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	88194	88192
Processor codeDiffers	SR2EZ	SR2F1
Processor package size	42 X 24 mm	42 X 24 mm
Supported instruction sets	SSE4.1, SSE4.2, AVX 2.0	SSE4.1, SSE4.2, AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Battery4 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	3	4
Battery capacityDiffers	53 Wh	52 Wh
Battery life (max)Differs	8 h	11 h
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.8 kg	1.11 kg
WidthDiffers	338 mm	333 mm
DepthDiffers	236.3 mm	229 mm
HeightDiffers	19.9 mm	16.4 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Stylus penKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingDiffers	Home office, Small Business	Enterprise, Small Business
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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