Product comparison · 2 laptops

Lenovo ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation vs Lenovo ThinkPad L570

161specifications compared
58differ
103identical
27known for one product only

Key differences

Product type
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Mobile workstation
- ThinkPad L570:Laptop
Market positioning
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:High performance
- ThinkPad L570:Business
Display resolution
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:1920 x 1080 pixels
- ThinkPad L570:1366 x 768 pixels
HD type
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Full HD
- ThinkPad L570:HD
Processor family
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:Intel® Core™ i7
- ThinkPad L570:Intel® Core™ i5
Processor generation
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:7th gen Intel® Core™ i7
- ThinkPad L570:7th gen Intel® Core™ i5
Processor model
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:i7-7700HQ
- ThinkPad L570:i5-7300U
Processor cores
- ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation:4
- ThinkPad L570:2

Side by side

Differences highlightedShow differences only

Comparison of P51, ThinkPad L570
188 specifications	A Lenovo ThinkPad P51 Intel® Core™ i7 i7-7700HQ Mobile workstation Model P51 View product	B Lenovo ThinkPad L570 View product
Design3 differ
Product typeDiffers	Mobile workstation	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialDiffers	Aluminium, Glass-reinforced plastic (GRP), Magnesium	Acrylonitrile butadiene styrene (ABS)
Market positioningDiffers	High performance	Business
Display2 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeDiffers	Full HD	HD
Panel typeKnown for one	IPS	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Screen shape	Flat	Flat
Display brightnessKnown for one	Unknown — not stated by the source	220 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	350:1
Processor15 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	i5-7300U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.8 GHz	3.5 GHz
Processor frequencyDiffers	2.8 GHz	2.6 GHz
System bus rateDiffers	8 GT/s	4 GT/s
Processor cacheDiffers	6 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-7700 Mobile Series	Intel Core i5-7300 Mobile Series
Processor codename	Kaby Lake	Kaby Lake
Bus typeDiffers	DMI3	OPI
Thermal Design Power (TDP)Differs	45 W	15 W
Configurable TDP-downDiffers	35 W	7.5 W
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 socketKnown for one	Unknown — not stated by the source	BGA 1356
SteppingKnown for one	Unknown — not stated by the source	H0
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-down frequencyKnown for one	Unknown — not stated by the source	0.8 GHz
Memory6 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	2400 MHz	2133 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)Differs	1 x 8 GB	1 x 4 GB
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	64 GB	32 GB
Maximum internal memory (64-bit)Differs	64 GB	32 GB
Storage3 differ
Total storage capacityDiffers	256 GB	128 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	256 GB	128 GB
NVMeKnown for one	Yes	Unknown — not stated by the source
SSD interfaceKnown for one	NVMe 3.0, PCI Express	Unknown — not stated by the source
SSD form factorKnown for one	M.2	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® Quadro® M1200	Not available
Discrete graphics card memoryKnown for one	4 GB	Unknown — not stated by the source
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)	1100 MHz	1100 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
Audio1 differ
Audio chipKnown for one	Realtek ALC3268	Unknown — not stated by the source
Number of built-in speakers	2	2
Speaker powerDiffers	2 W	1.5 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Front camera signal format	720p	720p
Front camera HD typeKnown for one	Unknown — not stated by the source	HD
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.1	4.1
Ports & interfaces3 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
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 quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
HDMI versionKnown for one	1.4b	Unknown — not stated by the source
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
Thunderbolt 3 ports quantity	0	0
Headphone outputs	0	0
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	Unknown — not stated by the source
Docking connector	Yes	Yes
ExpressCard slotKnown for one	Yes	Unknown — not stated by the source
SmartCard slotKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
Performanceidentical
Motherboard chipsetKnown for one	Intel® CM238	Unknown — not stated by the source
Keyboardidentical
Pointing device	ThinkPad UltraNav	ThinkPad UltraNav
Numeric keypad	Yes	Yes
Spill-resistant keyboard	Yes	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Keyboard backlitKnown for one	Unknown — not stated by the source	No
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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 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 Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI versionDiffers	0.00	1.00
Intel Trusted Execution TechnologyDiffers	No	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® 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 TechnologyKnown for one	Yes	Unknown — not stated by the source
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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	97185	97472
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
Processor codeKnown for one	Unknown — not stated by the source	SR340
Battery3 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityDiffers	90 Wh	48 Wh
Battery life (max)Differs	6.1 h	14.8 h
Power1 differ
AC adapter powerDiffers	170 W	45 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Fingerprint readerDiffers	Yes	No
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
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions5 differ
WeightDiffers	2.67 kg	2.38 kg
WidthDiffers	377.4 mm	377 mm
DepthDiffers	252.3 mm	255 mm
Height (front)Differs	2.45 cm	2.76 cm
Height (rear)Differs	2.94 cm	3.08 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Quick start guide	Yes	Yes

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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