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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 manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Pentium® 4
Processor modelDiffers560630
Processor cores11
Processor threadsDiffers12
Processor frequencyDiffers2.13 GHz3 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 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
ECC supported by processorNoNo
TjunctionKnown for one100 °C
Memory1 differ
Internal memory0.5 GB0.5 GB
Maximum internal memory4 GB4 GB
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Storage2 differ
Total storage capacityDiffers160 GB40 GB
Optical drive typeDiffersDVD-RWCD-ROM
Storage drive typeSATASATA
Diskette drive memory1.44 MB1.44 MB
Graphics1 differ
Discrete graphics card modelDiffersAMD Radeon X600 ProIntel® GMA 900
Video adapter, busPCI ExpressPCI Express
Performanceidentical
Product typePCPC
Optical driveidentical
CD read speedKnown for one48x
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
Firewire (IEEE 1394) portsKnown for one1
Modem (RJ-11) portsKnown for one1
Poweridentical
Power supply type110~220V110~220V
Power supply310 W310 W
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
Displayidentical
Display includedNoNo
Processor special features4 differ
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Execute Disable BitYesYes
Idle StatesNoNo
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateNoNo
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)NoNo
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 IDDiffers3443927478
Processor package sizeDiffers35 x 35 mm37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for oneNo
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
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 -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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