Product comparison · 2 laptops

Lenovo ThinkPad X1 Carbon (3rd Gen) vs Lenovo ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation

159specifications compared
41differ
118identical
27known for one product only

Key differences

Product type
- ThinkPad X1 Carbon (3rd Gen):Ultrabook
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:Mobile workstation
Display diagonal
- ThinkPad X1 Carbon (3rd Gen):35.6 cm (14")
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:39.6 cm (15.6")
Display resolution
- ThinkPad X1 Carbon (3rd Gen):2560 x 1440 pixels
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:1920 x 1080 pixels
Touchscreen
- ThinkPad X1 Carbon (3rd Gen):Yes
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:No
Processor model
- ThinkPad X1 Carbon (3rd Gen):i7-5600U
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:i7-5500U
Processor boost frequency
- ThinkPad X1 Carbon (3rd Gen):3.2 GHz
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:3 GHz
Processor frequency
- ThinkPad X1 Carbon (3rd Gen):2.6 GHz
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:2.4 GHz
Memory form factor
- ThinkPad X1 Carbon (3rd Gen):On-board
- ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation:SO-DIMM

Side by side

Differences highlightedShow differences only

Comparison of ThinkPad X1 Carbon (3rd Gen), W550s
186 specifications	A Lenovo ThinkPad X1 Carbon (3rd Gen)View product	B Lenovo ThinkPad W550s Intel® Core™ i7 i7-5500U Mobile workstation Model W550s View product
Design1 differ
Product typeDiffers	Ultrabook	Mobile workstation
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 positioningKnown for one	Business	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	2560 x 1440 pixels	1920 x 1080 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
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
HD typeKnown for one	Unknown — not stated by the source	Full HD
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor4 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	5th gen Intel® Core™ i7	5th gen Intel® Core™ i7
Processor modelDiffers	i7-5600U	i7-5500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.2 GHz	3 GHz
Processor frequencyDiffers	2.6 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	4 MB	4 MB
Processor cache type	L3	L3
Processor socket	BGA 1168	BGA 1168
Processor lithography	14 nm	14 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-5600 Mobile Series	Intel Core i7-5500 Mobile Series
Processor codename	Broadwell	Broadwell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	F0	F0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.6 GHz	0.6 GHz
Tjunction	105 °C	105 °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
Memory2 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)Known for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage4 differ
Total storage capacityDiffers	512 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	512 GB	256 GB
SSD interfaceDiffers	M.2	SATA III
Optical drive type	No	No
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® Quadro® K620M
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 5500	Intel® HD Graphics 5500
Maximum on-board graphics card memory	16 GB	16 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)	950 MHz	950 MHz
On-board graphics card DirectX version	11.2	11.2
On-board graphics card ID	0x1616	0x1616
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
Audio1 differ
Audio systemDiffers	Dolby Home Theater	HD
Number of built-in speakers	2	2
Speaker power	1 W	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribe	No	No
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 & interfaces5 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
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 slotDiffers	No	Yes
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
Keyboard1 differ
Pointing deviceKnown for one	ThinkPad UltraNav	Unknown — not stated by the source
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	No	Yes
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboard	Yes	Yes
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 7 Professional
Operating system architecture	64-bit	64-bit
Recovery operating systemKnown for one	Unknown — not stated by the source	Windows 8.1 Pro
Processor special features7 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 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	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	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 Stable Image Platform Program (SIPP)Differs	Yes	No
Intel Stable Image Platform Program (SIPP) versionDiffers	1.00	0.00
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)	No	No
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)	No	No
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
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Processor ARK IDDiffers	85215	85214
Processor codeDiffers	SR23V	SR23W
Processor package size	40 x 24 x 1.3 mm	40 x 24 x 1.3 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
Battery2 differ
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Number of battery cellsDiffers	8	3+6
Battery capacityKnown for one	50 Wh	Unknown — not stated by the source
Battery life (max)Differs	9.9 h	21.8 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Security1 differ
Cable lock slot	Yes	Yes
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection typeDiffers	HDD, Power on	HDD, Power on, Supervisor
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Gold, ENERGY STAR	EPEAT Silver, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.44 kg	2.32 kg
WidthDiffers	331 mm	380.6 mm
DepthDiffers	227.1 mm	258.2 mm
HeightDiffers	18.5 mm	23.3 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Intel segment taggingDiffers	Enterprise, Small Business	Professional

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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