Product comparison · 2 laptops

Lenovo ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation vs Lenovo ThinkPad X1 Yoga (2nd Gen)

161specifications compared
53differ
108identical
42known for one product only

Key differences

Product type
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Mobile workstation
- ThinkPad X1 Yoga (2nd Gen):Hybrid (2-in-1)
Form factor
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Clamshell
- ThinkPad X1 Yoga (2nd Gen):Convertible (Folder)
Market positioning
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:High performance
- ThinkPad X1 Yoga (2nd Gen):Business
Display diagonal
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:39.6 cm (15.6")
- ThinkPad X1 Yoga (2nd Gen):35.6 cm (14")
Touchscreen
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:No
- ThinkPad X1 Yoga (2nd Gen):Yes
Processor family
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Intel® Core™ i7
- ThinkPad X1 Yoga (2nd Gen):Intel® Core™ i5
Processor generation
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:7th gen Intel® Core™ i7
- ThinkPad X1 Yoga (2nd Gen):7th gen Intel® Core™ i5
Processor model
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:i7-7700HQ
- ThinkPad X1 Yoga (2nd Gen):i5-7200U

Side by side

Differences highlightedShow differences only

Comparison of P51, ThinkPad X1 Yoga (2nd Gen)
203 specifications	A Lenovo ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation Model P51 View product	B Lenovo ThinkPad X1 Yoga (2nd Gen)View product
Design4 differ
Product typeDiffers	Mobile workstation	Hybrid (2-in-1)
Form factorDiffers	Clamshell	Convertible (Folder)
Housing materialDiffers	Aluminium, Glass-reinforced plastic (GRP), Magnesium	Carbon fibre
Market positioningDiffers	High performance	Business
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor14 differ
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	7th gen Intel® Core™ i7	7th gen Intel® Core™ i5
Processor modelDiffers	i7-7700HQ	i5-7200U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.8 GHz	3.1 GHz
Processor frequencyDiffers	2.8 GHz	2.5 GHz
System bus rateDiffers	8 GT/s	4 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor socketKnown for one	Unknown — not stated by the source	BGA 1356
Bus typeDiffers	DMI3	OPI
SteppingKnown for one	Unknown — not stated by the source	H0
Thermal Design Power (TDP)Differs	45 W	15 W
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2.7 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Configurable TDP-downDiffers	35 W	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.8 GHz
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 1x8, 2x4, 2x8	1x2+2x1, 1x4, 2x2, 4x1
Processor seriesKnown for one	Intel Core i7-7700 Mobile Series	Unknown — not stated by the source
Memory5 differ
Internal memory typeDiffers	DDR4-SDRAM	LPDDR3-SDRAM
Memory clock speedDiffers	2400 MHz	1866 MHz
Memory form factorDiffers	SO-DIMM	On-board
Maximum internal memoryDiffers	64 GB	16 GB
Maximum internal memory (64-bit)Differs	64 GB	16 GB
Memory layout (slots x size)Known for one	1 x 8 GB	Unknown — not stated by the source
Memory slotsKnown for one	4x SO-DIMM	Unknown — not stated by the source
Storage2 differ
SSD interfaceDiffers	NVMe 3.0, PCI Express	PCI Express
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MicroSD (TransFlash)
NVMeKnown for one	Yes	Unknown — not stated by the source
Graphics7 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® Quadro® M1200	Not available
On-board GPU manufacturerKnown for one	Unknown — not stated by the source	Intel
On-board graphics card modelDiffers	Intel® HD Graphics 630	Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers	64 GB	32 GB
On-board graphics card base frequencyDiffers	350 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card IDDiffers	0x591B	0x5916
Discrete graphics card memoryKnown for one	4 GB	Unknown — not stated by the source
Audio1 differ
Audio chipDiffers	Realtek ALC3268	Conexant CX11771
Speakers manufacturerKnown for one	Unknown — not stated by the source	Conexant
Audio decodersKnown for one	Unknown — not stated by the source	Dolby Audio Premium
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network1 differ
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	1	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	0	2
Ethernet LAN (RJ-45) portsDiffers	1	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Docking connectorDiffers	Yes	No
HDMI versionKnown for one	1.4b	Unknown — not stated by the source
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
SmartCard slotKnown for one	Yes	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® CM238	Intel SoC
AccelerometerKnown for one	Unknown — not stated by the source	Yes
Ambient light sensorKnown for one	Unknown — not stated by the source	Yes
Electronic compassKnown for one	Unknown — not stated by the source	Yes
GyroscopeKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	Yes	No
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Trial softwareKnown for one	Unknown — not stated by the source	McAfee LiveSafe
Processor special features2 differ
Intel® Insider™Known for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	97185	95443
Processor codeKnown for one	Unknown — not stated by the source	SR2ZU
Processor package sizeDiffers	42 x 28 mm	42 x 24 mm
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery3 differ
Number of battery cellsDiffers	6	4
Battery capacityDiffers	90 Wh	56 Wh
Battery life (max)Differs	6.1 h	15.5 h
Power1 differ
AC adapter powerDiffers	170 W	65 W
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.67 kg	1.42 kg
WidthDiffers	377.4 mm	333 mm
DepthDiffers	252.3 mm	229 mm
HeightKnown for one	Unknown — not stated by the source	17.4 mm
Height (front)Known for one	2.45 cm	Unknown — not stated by the source
Height (rear)Known for one	2.94 cm	Unknown — not stated by the source
Packaging contentidentical
Stylus penKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Small Business

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.

More laptop comparisons

All laptop comparisons