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Product comparison · 2 laptops

Lenovo P51 + Dock Station vs Lenovo IdeaPad Legion Y Y920 Intel® Core™ i7 i7-7820HK Laptop

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  • 167specifications compared
  • 30differ
  • 137identical
  • 26known for one product only

Key differences

  • Product type
    • Mobile workstation
    • Laptop
  • Market positioning
    • High performance
    • Gaming
  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Display brightness
    • 250 cd/m²
    • 300 cd/m²
  • Processor model
    • i7-7820HQ
    • i7-7820HK
  • Internal memory
    • 16 GB
    • 32 GB
  • Total storage capacity
    • 512 GB
    • 2.25 TB
  • Storage media
    • SSD
    • HDD+SSD

Side by side

Differences highlightedShow differences only
193 specifications
A

Lenovo

P51 + Dock StationView product
B

Lenovo

IdeaPad Legion Y Y920 Intel® Core™ i7 i7-7820HK Laptop

Model Y920

View product
Design3 differ
Product typeDiffersMobile workstationLaptop
Housing materialDiffersAluminium, Glass-reinforced plastic (GRP), MagnesiumAluminium
Market positioningDiffersHigh performanceGaming
Display2 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display brightnessDiffers250 cd/m²300 cd/m²
Contrast ratio (typical)Known for one700:1
Processor1 differ
Processor modelDiffersi7-7820HQi7-7820HK
System bus rateKnown for one8 GT/s
Processor socketKnown for oneBGA 1440
Memory1 differ
Internal memoryDiffers16 GB32 GB
Memory layout (slots x size)Known for one2 x 8 GB
Storage4 differ
Total storage capacityDiffers512 GB2.25 TB
Storage mediaDiffersSSDHDD+SSD
SSD capacityDiffers512 GB256 GB
SSD interfaceKnown for onePCI Express
SSD form factorKnown for oneM.2
Compatible memory cardsDiffersMMC, SD, SDHC, SDXCMMC, MMC+, SD, SDHC, SDIO, SDXC
Number of HDDs installedKnown for one1
HDD capacityKnown for one2 TB
HDD interfaceKnown for oneSATA III
HDD speedKnown for one5400 RPM
Graphics1 differ
Discrete graphics card modelKnown for oneNVIDIA® Quadro® M2200M
Discrete graphics card memoryDiffers4 GB8 GB
Audioidentical
Audio chipKnown for oneRealtek ALC3268
Speakers manufacturerKnown for oneJBL
Built-in subwooferKnown for oneYes
Audio decodersKnown for oneDolby Atmos
Ports & interfaces3 differ
HDMI versionDiffers1.4b2.0a
DisplayPorts quantityDiffers01
Mini DisplayPorts quantityKnown for one1
Docking connectorDiffersYesNo
ExpressCard slotKnown for oneYes
SmartCard slotKnown for oneYes
Keyboard1 differ
Pointing deviceDiffersThinkPad UltraNavTouchpad
Spill-resistant keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 10 ProWindows 10 Home
Processor special features4 differ
Intel Stable Image Platform Program (SIPP)DiffersYesNo
Intel Stable Image Platform Program (SIPP) versionDiffers1.000.00
Intel Trusted Execution TechnologyDiffersYesNo
Processor ARK IDDiffers9749697464
Battery1 differ
Battery life (max)Differs6.1 h3.5 h
Power1 differ
AC adapter powerDiffers170 W230 W
Security3 differ
Fingerprint readerDiffersYesNo
Trusted Platform Module (TPM)DiffersYesNo
Password protection typeDiffersHDD, Power on, SupervisorHDD, Supervisor
Certificatesidentical
CertificationKnown for oneMIL-STD-810G
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Silver, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.67 kg4.3 kg
WidthDiffers377.4 mm425 mm
DepthDiffers252.3 mm315 mm
Height (front)Known for one2.45 cm
Height (rear)Known for one2.94 cm
HeightKnown for one36 mm
Packaging contentidentical
Docking station includedKnown for oneYes
Quick start guideKnown for oneYes
Bag includedKnown 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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