Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A58 Tower (75157FG), FR vs Lenovo ThinkStation D20 (415521G), FR

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  • 83specifications compared
  • 45differ
  • 38identical
  • 39known for one product only

Key differences

  • Processor family
    • ThinkCentre A58 Tower (75157FG), FR:Intel® Pentium®
    • ThinkStation D20 (415521G), FR:Intel® Xeon® 5000 Sequence
  • Processor model
    • ThinkCentre A58 Tower (75157FG), FR:E5200
    • ThinkStation D20 (415521G), FR:E5506
  • Processor cores
    • ThinkCentre A58 Tower (75157FG), FR:2
    • ThinkStation D20 (415521G), FR:4
  • Processor threads
    • ThinkCentre A58 Tower (75157FG), FR:2
    • ThinkStation D20 (415521G), FR:4
  • Processor frequency
    • ThinkCentre A58 Tower (75157FG), FR:2.5 GHz
    • ThinkStation D20 (415521G), FR:2.13 GHz
  • Processor cache
    • ThinkCentre A58 Tower (75157FG), FR:2 MB
    • ThinkStation D20 (415521G), FR:4 MB
  • Processor cache type
    • ThinkCentre A58 Tower (75157FG), FR:L2
    • ThinkStation D20 (415521G), FR:Smart Cache
  • Bus type
    • ThinkCentre A58 Tower (75157FG), FR:FSB
    • ThinkStation D20 (415521G), FR:QPI

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Differences highlightedShow differences only (on)
Comparison of ThinkCentre A58 Tower (75157FG), FR, ThinkStation D20 (415521G), FR
122 specifications
Processor16 differ
Processor familyDiffersIntel® Pentium®Intel® Xeon® 5000 Sequence
Processor modelDiffersE5200E5506
Processor coresDiffers24
Processor threadsDiffers24
Processor frequencyDiffers2.5 GHz2.13 GHz
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL2Smart Cache
Processor front side busKnown for one800 MHzUnknown — not stated by the source
Bus typeDiffersFSBQPI
Processor seriesDiffersIntel Pentium E5000 Series for DesktopIntel Xeon 5500 Series
Processor codenameDiffersWolfdaleNehalem EP
Thermal Design Power (TDP)Differs65 W80 W
TcaseDiffers74.1 °C76 °C
Number of processors installedKnown for one1Unknown — not stated by the source
Processor socketDiffersLGA 775 (Socket T)Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one228 MUnknown — not stated by the source
Processing Die sizeKnown for one82 mm²Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs12.516
SteppingDiffersM0D0
ECC supported by processorDiffersNoYes
System bus rateKnown for oneUnknown — not stated by the source4.8 GT/s
Processor system typeKnown for oneUnknown — not stated by the sourceDP
Number of QPI linksKnown for oneUnknown — not stated by the source2
Maximum internal memory supported by processorKnown for oneUnknown — not stated by the source144 GB
Memory types supported by processorKnown for oneUnknown — not stated by the sourceDDR3-SDRAM
Memory clock speeds supported by processorKnown for oneUnknown — not stated by the source800 MHz
Memory bandwidth supported by processor (max)Known for oneUnknown — not stated by the source19.2 GB/s
Memory5 differ
Internal memoryDiffers1 GB4 GB
Maximum internal memoryDiffers4 GB96 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 1 GB2 x 2 GB
Memory clock speedDiffers800 MHz1066 MHz
Memory channelsKnown for oneUnknown — not stated by the sourceTriple-channel
Storage2 differ
Total storage capacityKnown for one250 GBUnknown — not stated by the source
Optical drive typeDiffersDVD-ROMDVD-RW
Card reader integratedDiffersNoYes
Floppy drive installedKnown for oneNoUnknown — not stated by the source
HDD capacityKnown for oneUnknown — not stated by the source250 GB
Compatible memory cardsKnown for oneUnknown — not stated by the sourceCF, MMC, SD, xD
Graphicsidentical
On-board graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics card modelKnown for oneIntel® GMA X4500Unknown — not stated by the source
Performance1 differ
Product typeDiffersPCWorkstation
Networkidentical
Ethernet LANKnown for oneYesUnknown — not stated by the source
Cabling technologyKnown for one10/100/1000Base-T(X)Unknown — not stated by the source
Wi-FiKnown for oneNoUnknown — not stated by the source
Networking featuresKnown for oneGigabit EthernetUnknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers610
HDMI ports quantityKnown for one0Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers12
Line-outKnown for oneYesUnknown — not stated by the source
VGA (D-Sub) ports quantityDiffers10
DVI portKnown for oneNoUnknown — not stated by the source
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) portsDiffers02
Parallel ports quantityDiffers10
eSATA ports quantityKnown for oneUnknown — not stated by the source1
Expansion slots1 differ
PCI Express x16 slotsDiffers21
PCI slotsKnown for oneUnknown — not stated by the source2
Power1 differ
Power supplyDiffers280 W1060 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
Power requirementsKnown for oneUnknown — not stated by the source100-240V; 50/60Hz
Designidentical
Product colourKnown for oneBlackUnknown — not stated by the source
Softwareidentical
Compatible operating systemsKnown for oneUnknown — not stated by the sourceWindows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista Business Windows Vista Business 64 Windows Vista Enterprise Edition 32-bit Windows Vista Enterprise Edition 64-bit Windows Vista Ultimate Windows Vista Ultimate 64-Bit
Processor special features8 differ
CPU configuration (max)Differs12
Intel Demand Based SwitchingDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Processor ARK IDDiffers3721237096
Processor package sizeDiffers37.5 x 37.5 mm42.5 x 45 mm
Thermal Monitoring TechnologiesDiffersYesNo
Intel® Smart CacheKnown for oneUnknown — not stated by the sourceYes
Physical Address Extension (PAE)Known for oneUnknown — not stated by the sourceYes
Processor codeKnown for oneUnknown — not stated by the sourceSLBF8
Audio1 differ
Audio systemDiffersALC662ADI 1988 A
Weight & dimensions4 differ
WidthDiffers175 mm210 mm
DepthDiffers442 mm579 mm
HeightDiffers412 mm485 mm
WeightDiffers11.2 kg24.9 kg
Packaging contentidentical
Remote control includedKnown for oneNoUnknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for oneNoUnknown — not stated by the source
Optical driveidentical
CD read speedKnown for oneUnknown — not stated by the source40x
Keyboardidentical
Keyboard typeKnown for oneUnknown — not stated by the sourcePreferred Pro USB

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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