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Product comparison · 2 pcs/workstations

Acer Aspire M7811 vs Lenovo ThinkStation E20 + ThinkVision L2440p

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  • 87specifications compared
  • 34differ
  • 53identical
  • 33known for one product only

Key differences

The Acer Aspire M7811 has 2 more processor cores than the Lenovo ThinkStation E20 + ThinkVision L2440p (4 vs 2). The Acer Aspire M7811 has 4 more processor threads than the Lenovo ThinkStation E20 + ThinkVision L2440p (8 vs 4). The Lenovo ThinkStation E20 + ThinkVision L2440p has 0.4 GHz more processor frequency than the Acer Aspire M7811 (3.2 GHz vs 2.8 GHz). Only the Acer Aspire M7811 has card reader integrated. Only the Lenovo ThinkStation E20 + ThinkVision L2440p has on-board graphics card.

  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor model
    • i7-860
    • i5-650
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4
  • Processor frequency
    • 2.8 GHz
    • 3.2 GHz
  • Processor cache
    • 8 MB
    • 4 MB
  • Processor lithography
    • 45 nm
    • 32 nm

Side by side

Differences highlightedShow differences only
120 specifications
A

Acer

Aspire M7811View product
B

Lenovo

ThinkStation E20 + ThinkVision L2440pView product
Processor16 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffersIntel® Core™ i7Intel® Core™ i5
Processor modelDiffersi7-860i5-650
Processor coresDiffers42
Processor threadsDiffers84
Processor frequencyDiffers2.8 GHz3.2 GHz
Processor cacheDiffers8 MB4 MB
Processor lithographyDiffers45 nm32 nm
Processor seriesDiffersIntel Core i7-800 Desktop SeriesIntel Core i5-600 Desktop Series
Processor codenameDiffersLynnfieldClarkdale
Thermal Design Power (TDP)Differs95 W73 W
TcaseDiffers72.7 °C72.6 °C
Number of processors installedKnown for one1
Number of Processing Die TransistorsDiffers774 M382 M
Processing Die sizeDiffers296 mm²81 mm²
CPU multiplier (bus/core ratio)Differs2124
SteppingKnown for oneC2
Memory types supported by processorDiffersDDR3-SDRAMDDR3 1066/1333
Processor front side busKnown for one1333 MHz
Memory clock speeds supported by processorKnown for one1066,1333 MHz
Memory1 differ
Internal memoryDiffers6 GB4 GB
Maximum internal memoryKnown for one16 GB
Memory layout (slots x size)Known for one2 x 2 GB
Memory clock speedKnown for one1333 MHz
Storage1 differ
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD speedKnown for one7200 RPM
Card reader integratedDiffersYesNo
Total storage capacityKnown for one1.5 TB
Floppy drive installedKnown for oneNo
Graphics1 differ
On-board graphics cardDiffersNoYes
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one733 MHz
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GT 320
Discrete graphics card memoryKnown for one1 GB
Performance1 differ
Product typeDiffersPCWorkstation
Motherboard chipsetKnown for oneIntel® 3450
Ports & interfaces2 differ
Firewire (IEEE 1394) portsDiffers12
eSATA ports quantityKnown for one1
Serial ports quantityDiffers01
HDMI ports quantityKnown for one1
DVI portKnown for oneYes
Parallel ports quantityKnown for one0
Poweridentical
Power supply typeKnown for one100 - 240 VAC, 50/60 Hz
Power supplyKnown for one280 W
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one61 cm (24")
ResolutionKnown for one1920 x 1200 pixels
Processor special features6 differ
Embedded options availableDiffersYesNo
Graphics & IMC lithographyKnown for one45 nm
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Processor ARK IDDiffers4131643546
Audio1 differ
Audio systemDiffersHigh Definition Audio 7.1Realtek ALC662
Weight & dimensions3 differ
WidthDiffers192 mm175 mm
DepthDiffers453 mm430.8 mm
HeightDiffers435 mm425.2 mm
Networkidentical
Ethernet LANKnown for oneYes
Wi-FiKnown for oneNo
Networking featuresKnown for oneGigabit Ethernet
Packaging contentidentical
Remote control includedKnown for oneNo
Other featuresidentical
TV tuner integratedKnown for oneNo

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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