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Product comparison · 2 pcs/workstations

HP dc7900 SFF + L1908W vs Lenovo ThinkCentre M57 Eco + L1940

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  • 86specifications compared
  • 28differ
  • 58identical
  • 14known for one product only

Key differences

The HP dc7900 SFF + L1908W has 0.47 GHz more processor frequency than the Lenovo ThinkCentre M57 Eco + L1940 (3 GHz vs 2.53 GHz). The HP dc7900 SFF + L1908W has 3 MB more processor cache than the Lenovo ThinkCentre M57 Eco + L1940 (6 MB vs 3 MB). The HP dc7900 SFF + L1908W has 267 MHz more processor front side bus than the Lenovo ThinkCentre M57 Eco + L1940 (1333 MHz vs 1066 MHz). Only the HP dc7900 SFF + L1908W has embedded options available. Only the HP dc7900 SFF + L1908W has Intel Trusted Execution Technology.

  • Processor model
    • E8400
    • E7200
  • Processor frequency
    • 3 GHz
    • 2.53 GHz
  • Processor cache
    • 6 MB
    • 3 MB
  • Processor front side bus
    • 1333 MHz
    • 1066 MHz
  • Tcase
    • 72.4 °C
    • 74.1 °C
  • Number of Processing Die Transistors
    • 410 M
    • 228 M
  • Processing Die size
    • 107 mm²
    • 82 mm²
  • CPU multiplier (bus/core ratio)
    • 9
    • 9.5

Side by side

Differences highlightedShow differences only
100 specifications
A

HP

dc7900 SFF + L1908WView product
B

Lenovo

ThinkCentre M57 Eco + L1940View product
Processor10 differ
Processor modelDiffersE8400E7200
Processor frequencyDiffers3 GHz2.53 GHz
Processor cacheDiffers6 MB3 MB
Processor front side busDiffers1333 MHz1066 MHz
Processor seriesDiffersIntel Core 2 Duo E8000 SeriesIntel Core 2 Duo E7000 Series
TcaseDiffers72.4 °C74.1 °C
Number of Processing Die TransistorsDiffers410 M228 M
Processing Die sizeDiffers107 mm²82 mm²
CPU multiplier (bus/core ratio)Differs99.5
SteppingDiffersE0M0
Memory1 differ
Maximum internal memoryDiffers16 GB4 GB
Memory slotsKnown for one2x SO-DIMM
Storage1 differ
Total storage capacityDiffers160 GB320 GB
Graphics1 differ
Discrete graphics card modelDiffersIntel® GMA 4500MIntel® GMA 3100
Optical driveidentical
LightScribeKnown for oneYes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers86
PS/2 ports quantityDiffers20
Serial ports quantityDiffers10
Poweridentical
Power consumption (typical)Known for one240 W
Power supplyKnown for one120 W
Designidentical
Chassis typeKnown for oneSFF
Country of originKnown for oneChina
Display1 differ
Display resolutionDiffers1440 x 900 pixels1280 x 1024 pixels
Contrast ratio (typical)Known for one1000:1
Display brightnessKnown for one300 cd/m²
Viewing angle, horizontalKnown for one160°
Viewing angle, verticalKnown for one160°
Processor special features6 differ
Embedded options availableDiffersYesNo
Graphics & IMC lithographyKnown for one45 nm
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Processor ARK IDDiffers3391035348
Processor codeKnown for oneSLB9J
Processor package sizeDiffers37.5 x 37.5 mm37.5 mm
Audio1 differ
Audio systemDiffersHigh Definition AudioAD1882
Operational conditionsidentical
Non-operating altitudeKnown for one9144
Weight & dimensions4 differ
WidthDiffers337 mm275 mm
DepthDiffers378 mm242 mm
HeightDiffers100 mm81 mm
WeightDiffers8.5 kg3.72 kg
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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