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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP vs Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US

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  • 82specifications compared
  • 26differ
  • 56identical
  • 7known for one product only

Key differences

The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 70 more processor model than the Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP (630 vs 560). The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 1 more processor threads than the Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP (2 vs 1). The Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has 0.87 GHz more processor frequency than the Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP (3 GHz vs 2.13 GHz). Only the Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has enhanced Intel SpeedStep Technology. Only the Lenovo ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP US has Intel® Hyper Threading Technology (Intel® HT Technology).

  • Processor family
    • Intel® Celeron®
    • Intel® Pentium® 4
  • Processor model
    • 560
    • 630
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 2.13 GHz
    • 3 GHz
  • Processor cache
    • 1 MB
    • 2 MB
  • Processor front side bus
    • 533 MHz
    • 800 MHz
  • Processor lithography
    • 65 nm
    • 90 nm
  • Processor codename
    • Merom
    • Prescott

Side by side

Differences highlightedShow differences only
89 specifications
A

Lenovo

ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXPView product
B

Lenovo

ThinkCentre M51 P4 3.0 (630) HT 512/40G/CD/LAN/WXP USView product
Processor14 differ
Processor familyDiffersIntel® Celeron®Intel® Pentium® 4
Processor modelDiffers560630
Processor threadsDiffers12
Processor frequencyDiffers2.13 GHz3 GHz
Processor cacheDiffers1 MB2 MB
Processor front side busDiffers533 MHz800 MHz
Processor lithographyDiffers65 nm90 nm
Processor seriesKnown for oneIntel Pentium 4 600 Series supporting Hyper-Threading Technology
Processor codenameDiffersMeromPrescott
Thermal Design Power (TDP)Differs31 W84 W
TcaseDiffers100 °C66.6 °C
Processor socketDiffersSocket 478LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers291 M169 M
Processing Die sizeDiffers143 mm²135 mm²
CPU multiplier (bus/core ratio)Differs1615
TjunctionKnown for one100 °C
Memory1 differ
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Storage2 differ
Total storage capacityDiffers160 GB40 GB
Optical drive typeDiffersDVD-RWCD-ROM
Graphics1 differ
Discrete graphics card modelDiffersAMD Radeon X600 ProIntel® GMA 900
Optical driveidentical
CD read speedKnown for one48x
Ports & interfacesidentical
Firewire (IEEE 1394) portsKnown for one1
Modem (RJ-11) portsKnown for one1
Design1 differ
Chassis typeDiffersTowerDesktop
Software2 differ
Operating system installedDiffersWindows XP Home EditionWindows XP Professional
Bundled softwareDiffersLotus 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 RestoreLotus 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 Rescue
Processor special features4 differ
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Processor ARK IDDiffers3443927478
Processor package sizeDiffers35 x 35 mm37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Other features1 differ
Security featuresDiffers-Serial port I/O control -Secure Data Disposal -Parallel port I/O control -Power on password -Embedded Security Subsystem standard -Hard disk drive password -Hardfile I/O control -Kensington Lock Standard Enabled -Boot without keyboard or mouse -Boot sequence control -Configuration password -Diskett-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
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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