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Product comparison · 2 laptops

Lenovo P51 + P24q vs Lenovo ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop

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  • 154specifications compared
  • 55differ
  • 99identical
  • 38known for one product only

Key differences

  • Product type
    • Mobile workstation
    • Laptop
  • Market positioning
    • High performance
    • Business
  • Display diagonal
    • 39.6 cm (15.6")
    • 39.9 cm (15.7")
  • Display resolution
    • 1920 x 1280 pixels
    • 1920 x 1080 pixels
  • Native aspect ratio
    • 16:9
    • 16:10
  • Processor model
    • i7-7700HQ
    • i7-7600U
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4

Side by side

Differences highlightedShow differences only
192 specifications
A

Lenovo

P51 + P24qView product
B

Lenovo

ThinkPad T571 Intel® Core™ i7 i7-7600U Laptop

Model T571

View product
Design3 differ
Product typeDiffersMobile workstationLaptop
Housing materialDiffersAluminium, Glass-reinforced plastic (GRP), MagnesiumGlass fibre
Market positioningDiffersHigh performanceBusiness
Display3 differ
Display diagonalDiffers39.6 cm (15.6")39.9 cm (15.7")
Display resolutionDiffers1920 x 1280 pixels1920 x 1080 pixels
Native aspect ratioDiffers16:916:10
Screen shapeKnown for oneFlat
Display brightnessKnown for one250 cd/m²
Contrast ratio (typical)Known for one700:1
Processor12 differ
Processor modelDiffersi7-7700HQi7-7600U
Processor coresDiffers42
Processor threadsDiffers84
Processor boost frequencyDiffers3.8 GHz3.9 GHz
System bus rateDiffers8 GT/s4 GT/s
Processor cacheDiffers6 MB4 MB
Processor seriesDiffersIntel Core i7-7700 Mobile SeriesIntel Core i7-7600 Mobile Series
Bus typeDiffersDMI3OPI
Thermal Design Power (TDP)Differs45 W15 W
Configurable TDP-downDiffers35 W7.5 W
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 1x8, 2x4, 2x81x2, 1x4, 2x2, 2x1, 4x1
Processor socketKnown for oneBGA 1356
SteppingKnown for oneH0
Configurable TDP-up frequencyKnown for one2.9 GHz
Configurable TDP-upKnown for one25 W
Configurable TDP-down frequencyKnown for one0.8 GHz
Memory4 differ
Memory clock speedDiffers2400 MHz2134 MHz
Memory slotsDiffers4x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers64 GB33 GB
Maximum internal memory (64-bit)Differs64 GB32 GB
Storage2 differ
Total storage capacityDiffers256 GB512 GB
SSD capacityDiffers256 GB512 GB
SSD interfaceKnown for onePCI Express
SSD form factorKnown for oneM.2
Graphics5 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® Quadro® M1200M
Discrete graphics card memoryKnown for one4 GB
On-board graphics card modelDiffersIntel® HD Graphics 630Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers64 GB32 GB
On-board graphics card base frequencyDiffers350 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz1150 MHz
On-board graphics card IDDiffers0x591B0x5916
Number of discrete graphics cards installedKnown for one1
Number of discrete graphics cards supportedKnown for one1
Maximum resolutionKnown for one4096 x 2160 pixels
Audio2 differ
Audio chipKnown for oneRealtek ALC3268
Number of built-in speakersDiffers23
Speaker powerDiffers2 W3 W
Camera1 differ
Front camera resolutionDiffers1280 x 720 pixels1281 x 720 pixels
Front camera HD typeKnown for oneHD
Optical driveidentical
LightScribeKnown for oneNo
Network1 differ
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Bluetooth versionDiffers4.14.2
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Ports & interfaces6 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers43
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
HDMI ports quantityDiffers12
DisplayPorts quantityDiffers01
DVI portKnown for oneNo
VGA (D-Sub) ports quantityKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one0
Microphone inKnown for oneNo
ExpressCard slotKnown for oneYes
SmartCard slotKnown for oneYes
USB Sleep-and-Charge portsDiffers12
Performanceidentical
Motherboard chipsetKnown for oneIntel® CM238
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Embedded options availableDiffersNoYes
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel TSX-NIDiffersNoYes
Intel TSX-NI versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersNoYes
Processor ARK IDDiffers9718597466
Processor package sizeDiffers42 x 28 mm42 x 24 mm
Processor codeKnown for oneSR33Z
Batteryidentical
Battery technologyKnown for oneLithium Polymer (LiPo)
Number of battery cellsKnown for one6
Battery capacityKnown for one90 Wh
Battery life (max)Known for one6.1 h
Power3 differ
AC adapter powerDiffers170 W46 W
AC adapter frequencyDiffers50 - 60 Hz50/61 Hz
AC adapter input voltageDiffers100 - 240 V101 - 240 V
Certificatesidentical
CertificationKnown for oneMIL-STD-810G
Weight & dimensions5 differ
WeightDiffers2.67 kg1.97 kg
WidthDiffers377.4 mm365.9 mm
DepthDiffers252.3 mm252.9 mm
Height (front)Differs2.45 cm2 cm
Height (rear)Differs2.94 cm2.03 cm
Packaging contentidentical
Warranty cardKnown for oneYes

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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