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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++) vs Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US

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  • 79specifications compared
  • 21differ
  • 58identical
  • 26known for one product only

Key differences

The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 110 more processor model than the Lenovo ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++) (640 vs 530). The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 1 more processor threads than the Lenovo ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++) (2 vs 1). The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 1.47 GHz more processor frequency than the Lenovo ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++) (3.2 GHz vs 1.73 GHz). Only the Lenovo ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++) has embedded options available. Only the Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has enhanced Intel SpeedStep Technology.

  • Processor model
    • 530
    • 640
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 1.73 GHz
    • 3.2 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
105 specifications
A

Lenovo

ThinkCentre A51p P4-3.0 (530) 512/80G/COMBO/WXP US TS(+++)View product
B

Lenovo

ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP USView product
Processor14 differ
Processor manufacturerIntelIntel
Processor familyIntel® Pentium® 4Intel® Pentium® 4
Processor modelDiffers530640
Processor cores11
Processor threadsDiffers12
Processor frequencyDiffers1.73 GHz3.2 GHz
Processor cacheDiffers1 MB2 MB
Processor cache typeL2L2
Processor front side busDiffers533 MHz800 MHz
Bus typeFSBFSB
FSB ParityNoNo
Processor lithographyDiffers65 nm90 nm
Processor operating modes64-bit64-bit
Processor codenameDiffersMeromPrescott
Thermal Design Power (TDP)Differs27 W84 W
TcaseDiffers67.7 °C66.6 °C
PCI Express slots versionKnown for one2.0
Processor socketDiffersSocket AM2LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers291 M169 M
Processing Die sizeDiffers143 mm²135 mm²
CPU multiplier (bus/core ratio)Differs1416
Processor core voltage (AC)Differs0.95 - 1.30 V1.25 - 1.388 V
Maximum internal memory supported by processorKnown for one32 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one1066 MHz
Memory bandwidth supported by processor (max)Known for one17 GB/s
ECC supported by processorNoNo
TjunctionKnown for one100 °C
SteppingKnown for oneA1
Memoryidentical
Internal memory0.5 GB0.5 GB
Maximum internal memory4 GB4 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory channelsKnown for oneDual-channel
Storageidentical
Total storage capacity80 GB80 GB
Optical drive typeDVD-ROMDVD-ROM
Storage drive typeSATASATA
Diskette drive memory1.44 MB1.44 MB
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelIntel® GMA 900Intel® GMA 900
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one850 MHz
On-board graphics card dynamic frequency (max)Known for one1100 MHz
Video adapter, busPCI ExpressPCI Express
Performanceidentical
Product typePCPC
Optical driveidentical
DVD read speed16x16x
CD read speedKnown for one48x
CD write speedKnown for one48x
CD rewrite speedKnown for one32x
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
Power supply typeKnown for one110~220V
Designidentical
Chassis typeTowerTower
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
Processor special features6 differ
CPU configuration (max)Known for one1
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Execute Disable BitYesYes
Idle StatesNoNo
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Enhanced Halt StateNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel Virtualization Technology (VT-x)NoNo
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® Wireless Display (Intel® WiDi)NoNo
Processor ARK IDDiffers2973327480
Processor package sizeDiffers35 mm37.5 x 37.5 mm
Supported instruction setsKnown for oneSSE4.1/4.2
Thermal Monitoring TechnologiesDiffersNoYes
Intel® Turbo Boost TechnologyNoNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyNoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Conflict-Free processorNoNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Processor codeKnown for oneSLA2G
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-Boot sequence control -Embedded Security Subsystem standard -Configuration password -Diskette boot inhibit -Diskette I/O control -Boot without keyboard or mouse -Hard disk drive password -Hardfile I/O control -Secure Data Disposal -Power on password -Kensington Lock Standard Enabled -Parallel port-Boot without keyboard or mouse -Configuration password -Boot sequence control -Serial port I/O control -Secure Data Disposal -Parallel port I/O control -Power on password -Kensington Lock Standard Enabled -Hardfile I/O control -Diskette boot inhibit -Diskette I/O control -Embedded Security Subsyste

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