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Product comparison · 2 laptops

Lenovo E550 + Office 2016 Home & Business vs Lenovo ThinkPad P51s

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  • 158specifications compared
  • 55differ
  • 103identical
  • 37known for one product only

Key differences

  • Product type
    • Laptop
    • Mobile workstation
  • Market positioning
    • Business
    • High performance
  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • HD type
    • HD
    • Full HD
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 5th gen Intel® Core™ i3
    • 7th gen Intel® Core™ i7
  • Processor model
    • i3-5005U
    • i7-7500U
  • Processor frequency
    • 2 GHz
    • 2.7 GHz

Side by side

Differences highlightedShow differences only
195 specifications
A

Lenovo

E550 + Office 2016 Home & BusinessView product
B

Lenovo

ThinkPad P51sView product
Design3 differ
Product typeDiffersLaptopMobile workstation
Housing materialDiffersAcrylonitrile butadiene styrene (ABS)Glass fibre, Plastic
Market positioningDiffersBusinessHigh performance
Display2 differ
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeDiffersHDFull HD
Panel typeKnown for oneIPS
Display brightnessKnown for one250 cd/m²
Contrast ratio (typical)Known for one700:1
Display surfaceKnown for oneMatt
Processor16 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers5th gen Intel® Core™ i37th gen Intel® Core™ i7
Processor modelDiffersi3-5005Ui7-7500U
Processor boost frequencyKnown for one3.5 GHz
Processor frequencyDiffers2 GHz2.7 GHz
System bus rateDiffers5 GT/s4 GT/s
Processor cacheDiffers3 MB4 MB
Processor socketDiffersBGA 1168BGA 1356
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor codenameDiffersBroadwellKaby Lake
Bus typeDiffersDMI2OPI
SteppingDiffersF0H0
Configurable TDP-up frequencyKnown for one2.9 GHz
Configurable TDP-upKnown for one25 W
Configurable TDP-downDiffers10 W7.5 W
Configurable TDP-down frequencyDiffers0.6 GHz0.8 GHz
TjunctionDiffers105 °C100 °C
PCI Express configurationsDiffers2x4, 4x11x2+2x1, 1x4, 2x2, 4x1
PCI Express slots versionDiffers2.03.0
ECC supported by processorKnown for oneNo
Processor seriesKnown for oneIntel Core i3-5000 Mobile series
Memory6 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDiffersDDR3L-SDRAMDDR4-SDRAM
Memory clock speedDiffers1600 MHz2133 MHz
Memory layout (slots x size)Differs1 x 4 GB1 x 8 GB
Maximum internal memoryDiffers16 GB32 GB
Maximum internal memory (64-bit)Differs16 GB32 GB
Storage4 differ
Total storage capacityDiffers500 GB1 TB
HDD capacityDiffers500 GB1 TB
HDD speedDiffers7200 RPM5400 RPM
Optical drive typeDiffersDVD±RWNo
Graphics7 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® Quadro® M520M
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR5
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD Graphics 5500Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers16 GB32 GB
On-board graphics card dynamic frequency (max)Differs850 MHz1050 MHz
On-board graphics card DirectX versionDiffers11.212.0
On-board graphics card OpenGL versionKnown for one4.4
On-board graphics card IDDiffers0x16160x5916
Audioidentical
Audio chipKnown for oneRealtek ALC3268
Audio systemKnown for oneDolby Advanced Audio
Cameraidentical
Front camera signal formatKnown for one720p
Network2 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionDiffers4.04.1
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
HDMI versionKnown for one1.4b
Mini DisplayPorts quantityKnown for one1
VGA (D-Sub) ports quantityDiffers10
S/PDIF out portKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Keyboard1 differ
Keyboard backlitDiffersNoYes
Full-size keyboardKnown for oneYes
Processor special features4 differ
Intel Software Guard Extensions (Intel SGX)Known for oneYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8469595451
Processor codeDiffersSR27GSR2ZV
Processor package sizeDiffers40 x 24x 1.3 mm42 x 24 mm
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel® Smart CacheKnown for oneYes
Battery3 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers63+4
Battery life (max)Differs9 h13.8 h
Battery capacityKnown for one48 Wh
Poweridentical
AC adapter powerKnown for one65 W
Weight & dimensions3 differ
WeightDiffers2.35 kg1.99 kg
WidthDiffers377 mm365.8 mm
DepthDiffers256 mm252.8 mm
Height (front)Known for one2 cm
Height (rear)Known for one2.02 cm
HeightKnown for one27 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Performanceidentical
Motherboard chipsetKnown for oneIntel SoC

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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