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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51 Pentium 4 3.0GHz vs Lenovo TS ThinkCentre A51 P4 630 3GHz

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  • 82specifications compared
  • 32differ
  • 50identical
  • 17known for one product only

Key differences

The Lenovo TS ThinkCentre A51 P4 630 3GHz has 100 more processor model than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (630 vs 530). The Lenovo TS ThinkCentre A51 P4 630 3GHz has 1 more processor threads than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (2 vs 1). The Lenovo TS ThinkCentre A51 P4 630 3GHz has 1.27 GHz more processor frequency than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (3 GHz vs 1.73 GHz). Only the Lenovo ThinkCentre A51 Pentium 4 3.0GHz has embedded options available. Only the Lenovo TS ThinkCentre A51 P4 630 3GHz has enhanced Intel SpeedStep Technology.

  • Processor model
    • 530
    • 630
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 1.73 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
  • Thermal Design Power (TDP)
    • 27 W
    • 84 W

Side by side

Differences highlightedShow differences only
99 specifications
A

Lenovo

ThinkCentre A51 Pentium 4 3.0GHzView product
B

Lenovo

TS ThinkCentre A51 P4 630 3GHzView product
Processor13 differ
Processor modelDiffers530630
Processor threadsDiffers12
Processor frequencyDiffers1.73 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)Differs27 W84 W
TcaseDiffers67.7 °C66.6 °C
Processor socketDiffersSocket AM2LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers291 M169 M
Processing Die sizeDiffers143 mm²135 mm²
CPU multiplier (bus/core ratio)Differs1415
TjunctionKnown for one100 °C
Processor core voltage (AC)Known for one0.95 - 1.30 V
SteppingKnown for oneA1
Memory2 differ
Maximum internal memoryDiffers4 GB2 GB
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Storage1 differ
Optical drive typeDiffersCD-ROMDVD-ROM
Storage drive typeKnown for oneSATA
HDD interfaceKnown for oneSATA
Graphicsidentical
Video adapter resolutionKnown for one2048x1536 16777216 colors
Optical driveidentical
DVD read speedKnown for one16x
CD read speedKnown for one48x
Network1 differ
Networking featuresDiffersEthernet/Fast EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers68
DVI portKnown for oneNo
Firewire (IEEE 1394) portsKnown for one0
S/PDIF out portKnown for oneNo
SmartCard slotKnown for oneNo
TV-outKnown for oneNo
Serial ports quantityDiffers10
Modem (RJ-11) portsKnown for one0
USB 1.1 ports quantityKnown for one0
Power1 differ
Power supplyDiffers310 W225 W
Design1 differ
Chassis typeDiffersTowerSFF
Software1 differ
Bundled softwareDiffersLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium, Access program, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Rescue and Recovery with Rapid RestoreLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 OEM Version, PC Doctor diagnosti
Processor special features5 differ
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Processor ARK IDDiffers2973327478
Processor package sizeDiffers35 mm37.5 x 37.5 mm
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Processor codeKnown for oneSLA2G
Weight & dimensions4 differ
WidthDiffers178 mm309 mm
DepthDiffers450 mm359 mm
HeightDiffers432 mm85 mm
WeightDiffers10.5 kg8.5 kg
Other features1 differ
Security featuresDiffers-Boot sequence control -U-Bolt anchoring feature -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -Hardfile I/O control -Diskette boot inhibit -Diskette I/O control -Boot without keyboard or mouse -Configuration password-U-Bolt anchoring feature -Security slot (for attachment of optional cable lock) -Serial port I/O control -Power on password -Hard drive I/O control -Parallel port I/O control -Hard disk drive password -Diskette I/O control -Diskette Boot inhibit -Boot without keyboard or mouse -Configuration passwo

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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