Product comparison · 2 laptops

Lenovo ThinkPad X1 Carbon (3rd Gen) vs Lenovo Y50 UHD

146specifications compared
70differ
76identical
57known for one product only

Key differences

Product type
- ThinkPad X1 Carbon (3rd Gen):Ultrabook
- Y50 UHD:Laptop
Market positioning
- ThinkPad X1 Carbon (3rd Gen):Business
- Y50 UHD:Gaming
Display diagonal
- ThinkPad X1 Carbon (3rd Gen):35.6 cm (14")
- Y50 UHD:39.6 cm (15.6")
Display resolution
- ThinkPad X1 Carbon (3rd Gen):2560 x 1440 pixels
- Y50 UHD:3840 x 2160 pixels
Processor generation
- ThinkPad X1 Carbon (3rd Gen):5th gen Intel® Core™ i7
- Y50 UHD:4th gen Intel® Core™ i7
Processor model
- ThinkPad X1 Carbon (3rd Gen):i7-5600U
- Y50 UHD:i7-4710HQ
Processor cores
- ThinkPad X1 Carbon (3rd Gen):2
- Y50 UHD:4
Processor threads
- ThinkPad X1 Carbon (3rd Gen):4
- Y50 UHD:8

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X1 Carbon (3rd Gen), Y50 UHD
203 specifications	A Lenovo ThinkPad X1 Carbon (3rd Gen)View product	B Lenovo Y50 UHD View product
Design2 differ
Product typeDiffers	Ultrabook	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Aluminium, Carbon fibre, Glass fibre, Magnesium, Plastic	Unknown — not stated by the source
Market positioningDiffers	Business	Gaming
Display2 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	2560 x 1440 pixels	3840 x 2160 pixels
Touchscreen	Yes	Yes
Touchscreen type	Capacitive	Capacitive
Touch technology	Multi-touch	Multi-touch
Panel typeKnown for one	IPS	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	270 cd/m²	Unknown — not stated by the source
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor19 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i7	4th gen Intel® Core™ i7
Processor modelDiffers	i7-5600U	i7-4710HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.2 GHz	3.5 GHz
Processor frequencyDiffers	2.6 GHz	2.5 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	6 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1364
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i7-5600 Mobile Series	Intel Core i7-4700 Mobile series
Processor codenameDiffers	Broadwell	Haswell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	F0	C0
Thermal Design Power (TDP)Differs	15 W	47 W
Configurable TDP-downKnown for one	7.5 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	4x1, 2x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Memory3 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factorDiffers	On-board	SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Maximum internal memory (64-bit)Differs	8 GB	16 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage4 differ
Total storage capacityDiffers	512 GB	1 TB
Storage mediaDiffers	SSD	Hybrid-HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	512 GB	Unknown — not stated by the source
SSD interfaceKnown for one	M.2	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD±RW
Card reader integratedDiffers	No	Yes
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Hybrid-HDD cache typeKnown for one	Unknown — not stated by the source	SSD
Hybrid-HDD capacityKnown for one	Unknown — not stated by the source	1 TB
Hybrid-HDD cache memoryKnown for one	Unknown — not stated by the source	8 GB
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics8 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GTX 860M
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 5500	Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers	16 GB	1.74 GB
On-board graphics card base frequencyDiffers	300 MHz	400 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	1200 MHz
On-board graphics card DirectX versionDiffers	11.2	12.0
On-board graphics card IDDiffers	0x1616	0x416
Maximum resolutionKnown for one	4096 x 2304 pixels	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Audio2 differ
Audio systemDiffers	Dolby Home Theater	Dolby Advanced Audio V2
Number of built-in speakers	2	2
Speaker powerDiffers	1 W	2 W
Built-in microphone	Yes	Yes
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Built-in subwooferKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
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 LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantity	1	1
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
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out portDiffers	No	Yes
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connectorDiffers	Yes	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
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
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Keyboard backlit	Yes	Yes
Numeric keypadDiffers	No	Yes
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
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features13 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
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) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	Yes	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIDiffers	Yes	No
Intel TSX-NI versionDiffers	1.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	No
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)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
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)	No	No
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	Yes	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyDiffers	Yes	No
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	85215	78930
Processor codeDiffers	SR23V	SR1PX
Processor package sizeDiffers	40 x 24 x 1.3 mm	37.5 x 32 x 1.6 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
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Battery4 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium
Number of battery cellsDiffers	8	4
Battery capacityDiffers	50 Wh	54 Wh
Battery life (max)Differs	9.9 h	5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Security1 differ
Cable lock slotDiffers	Yes	No
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	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	1.44 kg	2.4 kg
WidthDiffers	331 mm	387 mm
DepthDiffers	227.1 mm	263 mm
HeightDiffers	18.5 mm	24 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Power cord included	Yes	Yes
ManualKnown 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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