Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A55 870576G, DE vs Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE

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  • 84specifications compared
  • 23differ
  • 61identical
  • 13known for one product only

Key differences

The Lenovo ThinkCentre A55 870576G, DE has 1.2 GHz more processor frequency than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (3 GHz vs 1.8 GHz). The Lenovo ThinkCentre A55 870576G, DE has 2 MB more processor cache than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (4 MB vs 2 MB). The Lenovo ThinkCentre A55 870576G, DE has 30 W more thermal Design Power (TDP) than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (95 W vs 65 W). Only the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE has embedded options available. Only the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE has thermal Monitoring Technologies.

  • Processor family
    • ThinkCentre A55 870576G, DE:Intel® Pentium® D
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:Intel® Core™2 Duo
  • Processor model
    • ThinkCentre A55 870576G, DE:925
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:E4300
  • Processor frequency
    • ThinkCentre A55 870576G, DE:3 GHz
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:1.8 GHz
  • Processor cache
    • ThinkCentre A55 870576G, DE:4 MB
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:2 MB
  • Processor codename
    • ThinkCentre A55 870576G, DE:Presler
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:Conroe
  • Thermal Design Power (TDP)
    • ThinkCentre A55 870576G, DE:95 W
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:65 W
  • Tcase
    • ThinkCentre A55 870576G, DE:63.4 °C
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:61.4 °C
  • Number of Processing Die Transistors
    • ThinkCentre A55 870576G, DE:376 M
    • ThinkCentre M55e Small Desktop (9645-Q1G), BE:167 M

Side by side

Differences highlightedShow differences only (on)
Comparison of ThinkCentre A55 870576G, DE, ThinkCentre M55e Small Desktop (9645-Q1G), BE
97 specifications
Processor11 differ
Processor familyDiffersIntel® Pentium® DIntel® Core™2 Duo
Processor modelDiffers925E4300
Processor frequencyDiffers3 GHz1.8 GHz
Processor cacheDiffers4 MB2 MB
Processor seriesDiffersIntel Pentium D 900 SeriesIntel Core 2 Duo E4000 Series
Processor codenameDiffersPreslerConroe
Thermal Design Power (TDP)Differs95 W65 W
Scenario Design Power (SDP)Known for oneUnknown — not stated by the source12 W
TcaseDiffers63.4 °C61.4 °C
Number of Processing Die TransistorsDiffers376 M167 M
Processing Die sizeDiffers162 mm²111 mm²
CPU multiplier (bus/core ratio)Differs159
Processor core voltage (AC)Known for oneUnknown — not stated by the source1.225 - 1.325 V
Memory1 differ
Internal memoryDiffers0.5 GB1 GB
Memory layout (slots x size)Known for one1 x 0.5 GBUnknown — not stated by the source
Memory slotsKnown for one2x DIMMUnknown — not stated by the source
Graphicsidentical
Maximum graphics card memoryKnown for one0.128 GBUnknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers68
Expansion slots1 differ
Expansion slotsDiffers1x PCI Express 1X 1x PCI Express 16X 2x PCI1x PCI 1x PCI Express 1x PCI
Power1 differ
Power supplyDiffers250 W225 W
Power supply input voltageKnown for one110/220 VUnknown — not stated by the source
Power supply input frequencyKnown for one50 - 60 HzUnknown — not stated by the source
Design1 differ
Chassis typeDiffersTowerSmall Desktop
Cable lock slotKnown for oneUnknown — not stated by the sourceYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceIBM
Software1 differ
Bundled softwareDiffersAdobe Acrobat Reader Diskeeper Lite Google Desktop Google Toolbar Google PicasaYes
Processor special features3 differ
Embedded options availableDiffersNoYes
Processor ARK IDDiffers2751728024
Thermal Monitoring TechnologiesDiffersNoYes
Physical Address Extension (PAE)Known for oneYesUnknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers175 mm310 mm
DepthDiffers440 mm358 mm
HeightDiffers402 mm87.5 mm
WeightKnown for oneUnknown — not stated by the source8.5 kg
Other featuresidentical
HDD user passwordKnown for oneUnknown — not stated by the sourceYes
Intel segment taggingKnown for oneUnknown — not stated by the sourceEnterprise, 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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