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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A55 vs NEC PowerMate ML450 SFF - Intel Pentium D 820, 512MB, 80GB, DVD-ROM, Win XP Home

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  • 84specifications compared
  • 21differ
  • 63identical
  • 19known for one product only

Key differences

  • Processor model
    • 915
    • 820
  • Processor cache
    • 4 MB
    • 2 MB
  • Processor lithography
    • 65 nm
    • 90 nm
  • Processor series
    • Intel Pentium D 900 Series
    • Intel Pentium D 800 Series
  • Processor codename
    • Presler
    • Smithfield
  • Tcase
    • 63.4 °C
    • 64.1 °C
  • Number of Processing Die Transistors
    • 376 M
    • 230 M
  • Processing Die size
    • 162 mm²
    • 206 mm²

Side by side

Differences highlightedShow differences only
103 specifications
A

Lenovo

ThinkCentre A55View product
B

NEC

PowerMate ML450 SFF - Intel Pentium D 820, 512MB, 80GB, DVD-ROM, Win XP HomeView product
Processor8 differ
Processor modelDiffers915820
Processor cacheDiffers4 MB2 MB
Processor lithographyDiffers65 nm90 nm
Processor seriesDiffersIntel Pentium D 900 SeriesIntel Pentium D 800 Series
Processor codenameDiffersPreslerSmithfield
TcaseDiffers63.4 °C64.1 °C
Number of processors installedKnown for one1
Number of Processing Die TransistorsDiffers376 M230 M
Processing Die sizeDiffers162 mm²206 mm²
Processor core voltage (AC)Known for one1.25 - 1.40 V
Memory1 differ
Memory slotsDiffers2x DIMM4x DIMM
Storage1 differ
Total storage capacityDiffers160 GB80 GB
Diskette drive memoryKnown for oneNo
Graphics1 differ
Discrete graphics card modelDiffersIntel® GMA 3000Intel® GMA 950
Maximum graphics card memoryKnown for one0.224 GB
Ports & interfacesidentical
Line-outKnown for oneYes
Line-inKnown for oneYes
Expansion slotsidentical
Expansion slotsKnown for one1x PCI Express 16X 1x PCI Express 1X 2x PCI
Power1 differ
Power supplyDiffers280 W250 W
Power supply input voltageKnown for one110/220 V
Power supply input frequencyKnown for one50 - 60 Hz
Design2 differ
Chassis typeDiffersTowerSFF
Cable lock slot typeDiffersIBMKensington
External drive baysKnown for one1x 5.25" / 1x 3.5"
Internal drive baysKnown for one1x 3.5"
Software1 differ
Operating system installedDiffersWindows XP ProfessionalWindows XP Home Edition
Bundled softwareKnown for oneAdobe Acrobat Reader, Diskeeper Lite from Diskeeper, Google Desktop, Google Toolbar, Lotus Notes Stand-alone Client, Lotus SmartSuite Millennium edition, PC Doctor diagnostics, Picasa - Google, Symantec Client Security (OEM), ThinkVantage Client Security Software, ThinkVantage Productivity Center, T
Processor special features2 differ
Enhanced Intel SpeedStep TechnologyDiffersYesNo
Processor ARK IDDiffers2751527512
Audio1 differ
Audio systemDiffersADI 1986 AAC'97
Weight & dimensions3 differ
WidthDiffers175 mm100 mm
DepthDiffers440 mm407 mm
HeightDiffers402 mm348 mm
WeightKnown for one11 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Certificatesidentical
SafetyKnown for oneCE Mark, EN 55022 B, EN50082-1, EN 60950
Optical driveidentical
CD read speedKnown for one48x
CD write speedKnown for one48x
CD rewrite speedKnown for one32x
DVD read speedKnown for one16x

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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