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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US vs Lenovo ThinkCentre S51 P4 530 3.0GHz

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  • 82specifications compared
  • 27differ
  • 55identical
  • 9known for one product only

Key differences

The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 100 more processor model than the Lenovo ThinkCentre S51 P4 530 3.0GHz (630 vs 530). The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 1 more processor threads than the Lenovo ThinkCentre S51 P4 530 3.0GHz (2 vs 1). The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 1.27 GHz more processor frequency than the Lenovo ThinkCentre S51 P4 530 3.0GHz (3 GHz vs 1.73 GHz). Only the Lenovo ThinkCentre S51 P4 530 3.0GHz has embedded options available. Only the Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has enhanced Intel SpeedStep Technology.

  • Processor model
    • 630
    • 530
  • Processor threads
    • 2
    • 1
  • Processor frequency
    • 3 GHz
    • 1.73 GHz
  • Processor cache
    • 2 MB
    • 1 MB
  • Processor front side bus
    • 800 MHz
    • 533 MHz
  • Processor lithography
    • 90 nm
    • 65 nm
  • Processor codename
    • Prescott
    • Merom
  • Thermal Design Power (TDP)
    • 84 W
    • 27 W

Side by side

Differences highlightedShow differences only
91 specifications
A

Lenovo

ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP USView product
B

Lenovo

ThinkCentre S51 P4 530 3.0GHzView product
Processor13 differ
Processor modelDiffers630530
Processor threadsDiffers21
Processor frequencyDiffers3 GHz1.73 GHz
Processor cacheDiffers2 MB1 MB
Processor front side busDiffers800 MHz533 MHz
Processor lithographyDiffers90 nm65 nm
Processor codenameDiffersPrescottMerom
Thermal Design Power (TDP)Differs84 W27 W
TcaseDiffers66.6 °C67.7 °C
TjunctionKnown for one100 °C
Processor socketDiffersLGA 775 (Socket T)Socket AM2
Number of Processing Die TransistorsDiffers169 M291 M
Processing Die sizeDiffers135 mm²143 mm²
CPU multiplier (bus/core ratio)Differs1514
Processor core voltage (AC)Known for one0.95 - 1.30 V
SteppingKnown for oneA1
Processor seriesKnown for oneIntel Pentium 4 600 Series supporting Hyper-Threading Technology
Memory1 differ
Maximum internal memoryDiffers4 GB2 GB
Storageidentical
HDD interfaceKnown for oneSATA
Storage drive typeKnown for oneSATA
Power1 differ
Power supplyDiffers310 W225 W
Power supply typeKnown for one110~220V
Design1 differ
Chassis typeDiffersDesktopSFF
Software1 differ
Bundled softwareDiffersLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Lotus SmartSuite Millennium, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage RescueLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Norton AntiVirus 2004, PC Doctor diagnostics, Access Program, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, IBM Director Agent (web deliverable)
Processor special features5 differ
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyDiffersYesNo
Processor ARK IDDiffers2747829733
Processor codeKnown for oneSLA2G
Processor package sizeDiffers37.5 x 37.5 mm35 mm
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Weight & dimensions4 differ
WidthDiffers175 mm127 mm
DepthDiffers450 mm390 mm
HeightDiffers492 mm346 mm
WeightDiffers13.5 kg8.5 kg
Other features1 differ
Security featuresDiffers-Boot without keyboard or mouse -Configuration password -Diskette Boot inhibit -Diskette I/O control -Hard disk drive password -Hard drive I/O control -Padlock loop -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control-U-Bolt anchoring feature -Serial port I/O control -Security slot (for attachment of optional cable lock) -Power on password -Boot without keyboard or mouse -Configuration password -Parallel port I/O control -Diskette Boot inhibit -Diskette I/O control -Hard disk drive password -Hard drive I/O contr
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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