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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US vs Lenovo ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP US

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  • 34specifications compared
  • 5differ
  • 29identical
  • 0known for one product only

Key differences

The Lenovo ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP US has 0.2 GHz more processor frequency than the Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US (3.4 GHz vs 3.2 GHz). The Lenovo ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP US has 0.25 GB more internal memory than the Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US (0.5 GB vs 0.25 GB). The Lenovo ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP US has 40 GB more total storage capacity than the Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US (80 GB vs 40 GB). Chassis type: Tower on the Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US, SFF on the Lenovo ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP US.

  • Processor frequency
    • 3.2 GHz
    • 3.4 GHz
  • Internal memory
    • 0.25 GB
    • 0.5 GB
  • Total storage capacity
    • 40 GB
    • 80 GB
  • Chassis type
    • Tower
    • SFF

Side by side

Differences highlightedShow differences only
34 specifications
A

Lenovo

ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP USView product
B

Lenovo

ThinkCentre A51p P4-3.4 (650) HT 512/80G/DVD/LAN/WXP USView product
Processor1 differ
Processor manufacturerIntelIntel
Processor familyIntel® Pentium® 4Intel® Pentium® 4
Processor frequencyDiffers3.2 GHz3.4 GHz
Processor front side bus800 MHz800 MHz
Memory1 differ
Internal memoryDiffers0.25 GB0.5 GB
Maximum internal memory4 GB4 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Storage1 differ
Total storage capacityDiffers40 GB80 GB
Optical drive typeDVD-ROMDVD-ROM
Storage drive typeSATASATA
Diskette drive memory1.44 MB1.44 MB
Graphicsidentical
Discrete graphics card modelIntel® GMA 900Intel® GMA 900
Video adapter, busPCI ExpressPCI Express
Performanceidentical
Product typePCPC
Optical driveidentical
DVD read speed16x16x
Networkidentical
Networking featuresEthernet/Fast Ethernet/Gigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity88
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
PS/2 ports quantity22
Parallel ports quantity11
Poweridentical
Power supply310 W310 W
Design1 differ
Chassis typeDiffersTowerSFF
Softwareidentical
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareLotus 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), 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
Displayidentical
Display includedNoNo
Audioidentical
Audio systemSoundMAX CadenzaSoundMAX Cadenza
Weight & dimensionsidentical
Width175 mm175 mm
Depth450 mm450 mm
Height492 mm492 mm
Weight13.5 kg13.5 kg
Other features1 differ
Security featuresDiffers-Serial port I/O control -Diskette I/O control -Diskette boot inhibit -Boot without keyboard or mouse -Configuration password -Boot sequence control -Power on password -Secure Data Disposal -Parallel port I/O control -Hardfile I/O control -Kensington Lock Standard Enabled -Embedded Security Subsyste-Serial port I/O control -Kensington Lock Standard Enabled -Parallel port I/O control -Power on password -Secure Data Disposal -Hard disk drive password -Hardfile I/O control -Diskette I/O control -Embedded Security Subsystem standard -Configuration password -Diskette boot inhibit -Boot without keyb

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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