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Product comparison · 2 pcs/workstations

HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC vs Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US

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  • 88specifications compared
  • 10differ
  • 78identical
  • 36known for one product only

Key differences

The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 40 GB more total storage capacity than the HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC (80 GB vs 40 GB). The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 30 mm more depth than the HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC (450 mm vs 420 mm). The Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US has 126 mm more height than the HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC (492 mm vs 366 mm). Storage drive type: 40 GB on the HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC, SATA on the Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US. Networking features: Gigabit Ethernet on the HP Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PC, Ethernet/Fast Ethernet/Gigabit Ethernet on the Lenovo ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP US.

  • Total storage capacity
    • 40 GB
    • 80 GB
  • Storage drive type
    • 40 GB
    • SATA
  • Audio system
    • Integrated Digital Audio
    • SoundMAX Cadenza
  • Depth
    • 420 mm
    • 450 mm
  • Height
    • 366 mm
    • 492 mm
  • Weight
    • 11 kg
    • 13.5 kg

Side by side

Differences highlightedShow differences only
124 specifications
A

HP

Compaq dc5100 P4 640 HT 512M/40G DVD-CDRW LAN WXP Pro SP2 Microtower PCView product
B

Lenovo

ThinkCentre A51p P4-3.2 (640) HT 512/80G/DVD/LAN/WXP USView product
Memoryidentical
Memory layout (slots x size)Known for one1 x 0.5 GB
Memory slotsKnown for one4x DIMM
Memory upgradeKnown for one4 GB
Storage2 differ
Total storage capacityDiffers40 GB80 GB
HDD speedKnown for one7200 RPM
Storage drive controllerKnown for oneSMART III Serial ATA 1.5 GB/s
Disk subsystem controllerKnown for oneSMART III Serial ATA 1.5 GB/s
Diskette driveKnown for oneNo
Storage drive typeDiffers40 GBSATA
Optical drive typeKnown for oneDVD-ROM
Diskette drive memoryKnown for one1.44 MB
Graphics1 differ
Maximum graphics card memoryKnown for one0.128 GB
Video card featuresKnown for one3D/2D Controller (Microsoft DirectX 9), VGA integrated controller, RAMDAC integrated (400 MHz) Intel Graphics Media Accelerator 900 100Hz @ 1920x1440, 75Hz @ 2048x1536 3D/2D Controller (Microsoft DirectX 9), VGA integrated controller, RAMDAC integrat
Video adapter, busDiffersWith the GV chipset, the integrated graphics is always enabled. Plugging in the PCI card does not disable it and does not require the integrated graphics to be re-enabledPCI Express
Video card resolutionKnown for oneMaximum Vertical Refresh Rate: 100 Hz at up to 1920x1440, 75Hz at 2048x1536. Varies with mode and configuration
Performanceidentical
Acoustic power emissionsKnown for oneIDLE (Fixed disk drive spinning): LWAd = 4.1 Bels; FIXED DISK (Random write): LWAd = 4.2 Bels; OPTICAL DRIVE (Sequential Reads): LWAd = 5.3 Bels
Network1 differ
Modem typeKnown for oneNo
Networking featuresDiffersGigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Ports & interfacesidentical
Serial ports quantityKnown for one1
I/O portsKnown for oneRear: 6 USB 2.0, 1 standard serial, 1 optional serial, 1 parallel, 2 PS/2, 1 RJ-45, 1 VGA, audio in/out; Front: 2 USB 2.0, headphone and microphone
Expansion slotsidentical
Expansion slotsKnown for one2 x PCI (full-height) 1 x PCI-Express X1 (full-height)
Poweridentical
Power requirementsKnown for one90 ~ 132 / 180 ~ 264 VAC, 50/60 Hz
Power consumption (typical)Known for one300 W
Power supplyKnown for one310 W
Designidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Country of originKnown for oneChina
Chassis typeKnown for oneTower
Software1 differ
Bundled softwareDiffersAltiris Deployment Solution Agent, HP Client Manager Software, Local Diskette Boot, Network Boot, Disk-on-Key Boot Microsoft Windows XP Professional SP2, Microsoft Windows XP Home SP2, Computer Setup Utility, Diagnostics for Windows, Microsoft InterLotus 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
Driver LANKnown for oneMicrosoft Windows NT 4.0, Microsoft Windows 98, Microsoft 2000, Microsoft XP, Linux 2.2, Linux 2.4
Audio1 differ
Audio systemDiffersIntegrated Digital AudioSoundMAX Cadenza
Audio includedKnown for oneSoundMax Digital AC97 Integrated Audio with Internal Speaker
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Storage temperature (T-T)Known for one-30 - 60 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Relative humidityKnown for one10 - 90%
Non-operating relative humidity (non-condensing)Known for one5 - 95%
Weight & dimensions3 differ
DepthDiffers420 mm450 mm
HeightDiffers366 mm492 mm
WeightDiffers11 kg13.5 kg
Keyboardidentical
Pointing deviceKnown for one2-Button Scroll Mouse PS/2 2-button scroll mouse
Keyboard typeKnown for one2004 standard PS/2 Standard Keyboard
Other features1 differ
Security featuresDiffersMechanical Hood Security Provision; Kensington Lock Support; Cable Lock Provision; Serial, Parallel, USB Enable/Disable; Removable Media Write/Boot Control; Power-On Password; Setup Password-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
Drive baysKnown for one2 x 5.25" (ext) & 2 x 3.5" (ext), 2 x 3.5" (int)
Optical driveidentical
DVD read speedKnown for one16x

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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