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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US vs Lenovo ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXP

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  • 68specifications compared
  • 11differ
  • 57identical
  • 23known for one product only

Key differences

The Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US has 80 more processor model than the Lenovo ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXP (630 vs 550). The Lenovo ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXP has 0.4 GHz more processor frequency than the Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US (3.4 GHz vs 3 GHz). The Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US has 1 MB more processor cache than the Lenovo ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXP (2 MB vs 1 MB). Only the Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US has enhanced Intel SpeedStep Technology. Discrete graphics card model: Intel® GMA 900 on the Lenovo ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP US, AMD Radeon X600 Pro on the Lenovo ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXP.

  • Processor model
    • 630
    • 550
  • Processor frequency
    • 3 GHz
    • 3.4 GHz
  • Processor cache
    • 2 MB
    • 1 MB
  • Tcase
    • 66.6 °C
    • 72.8 °C
  • Internal memory
    • 0.5 GB
    • 0.25 GB
  • Total storage capacity
    • 80 GB
    • 160 GB
  • Discrete graphics card model
    • Intel® GMA 900
    • AMD Radeon X600 Pro
  • Operating system installed
    • Windows XP Professional
    • Windows XP Home Edition

Side by side

Differences highlightedShow differences only
91 specifications
A

Lenovo

ThinkCentre A51p P4-3.0 (630) HT 512/80G/DVD/LAN/WXP USView product
B

Lenovo

ThinkCentre A51p P4-3.40 256 160 GB DVD-CDRW WXPView product
Processor4 differ
Processor modelDiffers630550
Processor threadsKnown for one2
Processor frequencyDiffers3 GHz3.4 GHz
Processor cacheDiffers2 MB1 MB
Processor lithographyKnown for one90 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Pentium 4 600 Series supporting Hyper-Threading Technology
Processor codenameKnown for onePrescott
Thermal Design Power (TDP)Known for one84 W
TcaseDiffers66.6 °C72.8 °C
Processor socketKnown for oneLGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one169 M
Processing Die sizeKnown for one135 mm²
CPU multiplier (bus/core ratio)Known for one15
TjunctionKnown for one100 °C
Memory1 differ
Internal memoryDiffers0.5 GB0.25 GB
Storage1 differ
Total storage capacityDiffers80 GB160 GB
Graphics1 differ
Discrete graphics card modelDiffersIntel® GMA 900AMD Radeon X600 Pro
Optical driveidentical
CD read speedKnown for one48x
CD write speedKnown for one48x
CD rewrite speedKnown for one32x
Ports & interfacesidentical
Firewire (IEEE 1394) portsKnown for one1
Modem (RJ-11) portsKnown for one1
Poweridentical
Power supply typeKnown for one110~220V
Software2 differ
Operating system installedDiffersWindows XP ProfessionalWindows XP Home Edition
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, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage Rescue and Recovery with Rapid Restore
Processor special features1 differ
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyDiffersYesNo
Execute Disable BitKnown for oneYes
Intel 64Known for oneYes
Processor ARK IDKnown for one27478
Processor package sizeKnown for one37.5 x 37.5 mm
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Other features1 differ
Security featuresDiffers-Boot without keyboard or mouse -Configuration password -Boot sequence control -Parallel port I/O control -Hardfile I/O control -Kensington Lock Standard Enabled -Diskette boot inhibit -Diskette I/O control -Embedded Security Subsystem standard -Hard disk drive password -Power on password -Secure Da-Boot sequence control -Hard disk drive password -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -Diskette I/O control -Embedded Security Subsystem standard -Secure Data Disposal -Serial port I/O control -Hardfile I/O control -Kensington Lock Standard Enabled -Parallel

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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