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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51 P4 650 3.4GHz vs Lenovo ThinkCentre E50 P4 2,93GHz (516) 256MB 80GB XPP NL TS

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  • 33specifications compared
  • 16differ
  • 17identical
  • 3known for one product only

Key differences

  • Processor frequency
    • 3.4 GHz
    • 2.93 GHz
  • Processor front side bus
    • 800 MHz
    • 533 MHz
  • Internal memory
    • 0.5 GB
    • 0.25 GB
  • Maximum internal memory
    • 4 GB
    • 2 GB
  • Internal memory type
    • DDR2-SDRAM
    • DDR-SDRAM
  • Discrete graphics card model
    • Intel® GMA 900
    • MiRage
  • Video adapter, bus
    • PCI Express
    • Direct AGP
  • Power supply
    • 310 W
    • 180 W

Side by side

Differences highlightedShow differences only
36 specifications
A

Lenovo

ThinkCentre A51 P4 650 3.4GHzView product
B

Lenovo

ThinkCentre E50 P4 2,93GHz (516) 256MB 80GB XPP NL TSView product
Processor2 differ
Processor manufacturerIntelIntel
Processor familyIntel® Pentium® 4Intel® Pentium® 4
Processor frequencyDiffers3.4 GHz2.93 GHz
Processor front side busDiffers800 MHz533 MHz
Memory3 differ
Internal memoryDiffers0.5 GB0.25 GB
Maximum internal memoryDiffers4 GB2 GB
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Storageidentical
Total storage capacity80 GB80 GB
Optical drive typeDVD-ROMDVD-ROM
HDD interfaceKnown for oneSATA
Diskette drive memoryKnown for one1.44 MB
Storage drive typeKnown for oneATA-100 (Enhanced IDE)
Graphics2 differ
Discrete graphics card modelDiffersIntel® GMA 900MiRage
Video adapter, busDiffersPCI ExpressDirect AGP
Performanceidentical
Product typePCPC
Optical driveidentical
DVD read speed16x16x
Networkidentical
Networking featuresEthernet/Fast EthernetEthernet/Fast Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity66
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
PS/2 ports quantity22
Serial ports quantity11
Parallel ports quantity11
Power1 differ
Power supplyDiffers310 W180 W
Design1 differ
Chassis typeDiffersTowerSmall Desktop
Software1 differ
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareDiffersLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium edition (license), 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 edition (license), Access program, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Rescue and Recovery
Displayidentical
Display includedNoNo
Audio1 differ
Audio systemDiffersSoundMAX CadenzaAC-97
Weight & dimensions4 differ
WidthDiffers178 mm325 mm
DepthDiffers450 mm410 mm
HeightDiffers430 mm107 mm
WeightDiffers12.5 kg9.2 kg
Other features1 differ
Security featuresDiffers-Security slot (for attachment of optional cable lock) -Serial port I/O control -U-Bolt anchoring feature -Diskette boot inhibit -Boot without keyboard or mouse -Configuration password -Boot sequence control -Hardfile I/O control -Parallel port I/O control -Power on password -Diskette I/O control-Hardfile I/O control -Diskette boot inhibit -Diskette I/O control -Boot sequence control -Boot without keyboard or mouse -Configuration password -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

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