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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 A51p P4 520 2.8GHz

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  • 83specifications compared
  • 29differ
  • 54identical
  • 5known for one product only

Key differences

The Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP has 40 more processor model than the Lenovo ThinkCentre A51p P4 520 2.8GHz (560 vs 520). The Lenovo ThinkCentre A51p P4 520 2.8GHz 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 A51p P4 520 2.8GHz has 0.67 GHz more processor frequency than the Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP (2.8 GHz vs 2.13 GHz). Only the Lenovo ThinkCentre A51p P4 520 2.8GHz has Intel® Hyper Threading Technology (Intel® HT Technology). Processor family: Intel® Celeron® on the Lenovo ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXP, Intel® Pentium® 4 on the Lenovo ThinkCentre A51p P4 520 2.8GHz.

  • Processor family
    • Intel® Celeron®
    • Intel® Pentium® 4
  • Processor model
    • 560
    • 520
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 2.13 GHz
    • 2.8 GHz
  • Processor front side bus
    • 533 MHz
    • 800 MHz
  • Processor lithography
    • 65 nm
    • 90 nm
  • Processor operating modes
    • 64-bit
    • 32-bit
  • Processor codename
    • Merom
    • Prescott

Side by side

Differences highlightedShow differences only
88 specifications
A

Lenovo

ThinkCentre A51p P4-3.60 512 160 GB DVD-RW GBIT WXPView product
B

Lenovo

ThinkCentre A51p P4 520 2.8GHzView product
Processor14 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Pentium® 4
Processor modelDiffers560520
Processor cores11
Processor threadsDiffers12
Processor frequencyDiffers2.13 GHz2.8 GHz
Processor cache1 MB1 MB
Processor cache typeL2L2
Processor front side busDiffers533 MHz800 MHz
Bus typeFSBFSB
FSB ParityNoNo
Processor lithographyDiffers65 nm90 nm
Processor operating modesDiffers64-bit32-bit
Processor codenameDiffersMeromPrescott
Thermal Design Power (TDP)Differs31 W84 W
TcaseDiffers100 °C67.7 °C
Tjunction100 °C100 °C
Processor socketDiffersSocket 478LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers291 M125 M
Processing Die sizeDiffers143 mm²112 mm²
CPU multiplier (bus/core ratio)Differs1612
Processor core voltage (AC)Known for one0.95 - 1.30 V
ECC supported by processorNoNo
Memory1 differ
Internal memoryDiffers0.5 GB0.25 GB
Maximum internal memory4 GB4 GB
Internal memory typeDDR2-SDRAMDDR2-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 features3 differ
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyNoNo
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 IDDiffers3443927460
Processor package sizeDiffers35 x 35 mm37.5 mm
Thermal Monitoring TechnologiesKnown for oneYes
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 & dimensions4 differ
WidthDiffers175 mm442 mm
DepthDiffers450 mm401 mm
HeightDiffers492 mm146 mm
WeightDiffers13.5 kg14 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-Serial port I/O control -Secure Data Disposal -Parallel port I/O control -Power on password -Hard disk drive password -Hardfile I/O control -Kensington Lock Standard Enabled -Diskette I/O control -Embedded Security Subsystem standard -Diskette boot inhibit -Boot without keyboard or mouse -Configura

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