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)
Product colour	Black	Black
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")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
HD type	Full HD	Full HD
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Screen shape	Flat	Flat
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Processor14 differ
Processor manufacturer	Intel	Intel
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 cache type	Smart Cache	Smart Cache
Processor socketKnown for one	Unknown — not stated by the source	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codename	Kaby Lake	Kaby Lake
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
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 1x8, 2x4, 2x8	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Processor seriesKnown for one	Intel Core i7-7700 Mobile Series	Unknown — not stated by the source
Memory5 differ
Internal memory	8 GB	8 GB
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
Total storage capacity	256 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacity	256 GB	256 GB
SSD interfaceDiffers	NVMe 3.0, PCI Express	PCI Express
SSD form factor	M.2	M.2
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	MicroSD (TransFlash)
NVMeKnown for one	Yes	Unknown — not stated by the source
Graphics7 differ
On-board graphics card	Yes	Yes
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 family	Intel® HD Graphics	Intel® HD Graphics
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 DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
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
Number of built-in speakers	2	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	Conexant
Speaker power	2 W	2 W
Built-in microphone	Yes	Yes
Audio decodersKnown for one	Unknown — not stated by the source	Dolby Audio Premium
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera signal format	720p	720p
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
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	Yes	No
Bluetooth	Yes	Yes
Bluetooth version	4.1	4.1
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantity	0	0
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-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	0	2
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantity	1	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
Thunderbolt 3 ports quantity	0	0
Headphone outputs	0	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connectorDiffers	Yes	No
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
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
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
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
Spill-resistant keyboard	Yes	Yes
Windows keys	Yes	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	McAfee LiveSafe
Processor special features2 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 Enhanced Halt State	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology 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)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	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® 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™Known for one	Unknown — not stated by the source	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)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
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
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 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
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
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
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection type	HDD, Power on, Supervisor	HDD, Power on, Supervisor
Certificatesidentical
Compliance certificates	RoHS	RoHS
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
AC adapter included	Yes	Yes
Stylus penKnown for one	Unknown — not stated by the source	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Quick start guide	Yes	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.

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