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Product comparison · 2 pcs/workstations

Lenovo Edge 71 + ThinkVision LS2421p vs Lenovo M81 + ThinkVision LS1951

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  • 113specifications compared
  • 30differ
  • 83identical
  • 11known for one product only

Key differences

The Lenovo Edge 71 + ThinkVision LS2421p has 2 more processor cores than the Lenovo M81 + ThinkVision LS1951 (4 vs 2). The Lenovo M81 + ThinkVision LS1951 has 0.6 GHz more processor frequency than the Lenovo Edge 71 + ThinkVision LS2421p (3.1 GHz vs 2.5 GHz). The Lenovo Edge 71 + ThinkVision LS2421p has 3 MB more processor cache than the Lenovo M81 + ThinkVision LS1951 (6 MB vs 3 MB). Only the Lenovo Edge 71 + ThinkVision LS2421p has DVI port. Only the Lenovo Edge 71 + ThinkVision LS2421p has Intel Trusted Execution Technology.

  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i3
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i3
  • Processor model
    • i5-2400S
    • i3-2100
  • Processor cores
    • 4
    • 2
  • Processor frequency
    • 2.5 GHz
    • 3.1 GHz
  • Processor cache
    • 6 MB
    • 3 MB
  • Thermal Design Power (TDP)
    • 65 W
    • 35, 65
  • Stepping
    • D2
    • Q0

Side by side

Differences highlightedShow differences only
124 specifications
A

Lenovo

Edge 71 + ThinkVision LS2421pView product
B

Lenovo

M81 + ThinkVision LS1951View product
Processor9 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i3
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i3
Processor modelDiffersi5-2400Si3-2100
Processor coresDiffers42
Processor boost frequencyKnown for one3.3 GHz
Processor frequencyDiffers2.5 GHz3.1 GHz
Processor cacheDiffers6 MB3 MB
Processor seriesDiffersIntel Core i5-2400 Desktop SeriesIntel Core i3-2100 Desktop Series
Thermal Design Power (TDP)Differs65 W35, 65
SteppingDiffersD2Q0
Memory3 differ
Internal memoryDiffers4 GB2 GB
Maximum internal memoryDiffers8 GB16 GB
Memory layout (slots x size)Differs1 x 4 GB1 x 2 GB
Memory slotsKnown for one2x DIMM
Storage1 differ
Total storage capacityDiffers500 GB320 GB
HDD capacityKnown for one320 GB
Performance1 differ
Motherboard chipsetDiffersIntel® H61Intel® Q65 Express
Networkidentical
Networking featuresKnown for oneGigabit Ethernet
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers68
DVI portDiffersYesNo
DisplayPorts quantityKnown for one1
Serial ports quantityKnown for one1
Power1 differ
Power supplyDiffers180 W280 W
Display3 differ
Display diagonalDiffers59.9 cm (23.6")48.3 cm (19")
Display resolutionDiffers1920 x 1080 pixels1440 x 900 pixels
Native aspect ratioKnown for one16:9
Display brightnessDiffers300 cd/m²250 cd/m²
Processor special features6 differ
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Processor ARK IDDiffers5220853422
Intel® Turbo Boost TechnologyDiffers2.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Weight & dimensions4 differ
WidthDiffers160 mm175 mm
DepthDiffers355 mm442 mm
HeightDiffers392 mm414 mm
WeightDiffers7 kg11 kg
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Professional

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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