Product comparison · 2 laptops

Lenovo X1 Carbon Win7/Win8 US vs Lenovo Yoga Win8 CH

167specifications compared
32differ
135identical
28known for one product only

Key differences

Product type
- X1 Carbon Win7/Win8 US:Ultrabook
- Yoga Win8 CH:Laptop
Form factor
- X1 Carbon Win7/Win8 US:Clamshell
- Yoga Win8 CH:Convertible (Folder)
Display diagonal
- X1 Carbon Win7/Win8 US:35.6 cm (14")
- Yoga Win8 CH:31.8 cm (12.5")
Display resolution
- X1 Carbon Win7/Win8 US:2560 x 1440 pixels
- Yoga Win8 CH:1920 x 1080 pixels
Touchscreen
- X1 Carbon Win7/Win8 US:No
- Yoga Win8 CH:Yes
Display brightness
- X1 Carbon Win7/Win8 US:300 cd/m²
- Yoga Win8 CH:400 cd/m²
Processor family
- X1 Carbon Win7/Win8 US:Intel® Core™ i7
- Yoga Win8 CH:Intel® Core™ i5
Processor generation
- X1 Carbon Win7/Win8 US:4th gen Intel® Core™ i7
- Yoga Win8 CH:4th gen Intel® Core™ i5

Side by side

Differences highlightedShow differences only

Comparison of X1 Carbon Win7/Win8 US, Yoga Win8 CH
195 specifications	A Lenovo X1 Carbon Win7/Win8 US View product	B Lenovo Yoga Win8 CH View product
Design2 differ
Product typeDiffers	Ultrabook	Laptop
Product colourKnown for one	Black	Unknown — not stated by the source
Form factorDiffers	Clamshell	Convertible (Folder)
Housing materialKnown for one	Unknown — not stated by the source	Magnesium
Display4 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
Display resolutionDiffers	2560 x 1440 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessDiffers	300 cd/m²	400 cd/m²
HD typeKnown for one	Unknown — not stated by the source	Full HD
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-4600U	i5-4300U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.3 GHz	2.9 GHz
Processor frequencyDiffers	2.1 GHz	1.9 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4600 Mobile series	Intel Core i5-4300 Mobile series
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	D0	D0
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	4x1, 2x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	On-board	On-board
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Maximum internal memory	8 GB	8 GB
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	512 GB	256 GB
Storage media	SSD	SSD
HDD size	2.5"	2.5"
Number of SSDs installed	1	1
SSD capacityDiffers	512 GB	256 GB
SSD interface	SATA III	SATA III
Optical drive type	No	No
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	Memory Stick (MS), MMC, MS PRO, SD
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 4400	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 MHz
On-board graphics card DirectX versionDiffers	11.2/12	12
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
On-board graphics card ID	0xA16	0xA16
Audio2 differ
Audio systemDiffers	Dolby Home Theater v4	Dolby Home Theater
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Optical driveidentical
LightScribe	No	No
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11a, 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 version	4.0	4.0
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	Yes	Yes
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Number of SATA III connectors	4	4
Mini HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Performance1 differ
Motherboard chipsetDiffers	Intel® QS77 Express	Intel HM77 Express
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypad	No	No
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Keyboard layoutDiffers	QWERTY	QWERTZ
Keyboard languageKnown for one	English	Unknown — not stated by the source
Built-in touchpadKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8 Pro
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Windows 8 Pro	Unknown — not stated by the source
Processor special features4 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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Stable Image Platform Program (SIPP)	Yes	Yes
Intel Stable Image Platform Program (SIPP) version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	Yes	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® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)	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® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
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	76616	76308
Processor codeDiffers	SR1EA	SR1ED
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
UARTKnown for one	Unknown — not stated by the source	Yes
Battery3 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	4	8
Battery capacityDiffers	45 Wh	47 Wh
Battery life (max)Differs	8.6 h	7 h
Power1 differ
AC adapter powerDiffers	65 W	45 W
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Weight & dimensionsidentical
Weight	1.27 kg	1.27 kg
Width	331 mm	331 mm
Depth	226.5 mm	226.5 mm
Height (front)Known for one	1.32 cm	Unknown — not stated by the source
Height (rear)Known for one	2 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	13.2 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Stylus penKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	Unknown — not stated by the source

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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