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Product comparison · 2 pcs/workstations

HP Pavilion Elite m9255.nl PC vs Lenovo ThinkCentre A57 + D221

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  • 78specifications compared
  • 34differ
  • 44identical
  • 22known for one product only

Key differences

The HP Pavilion Elite m9255.nl PC has 2 more processor cores than the Lenovo ThinkCentre A57 + D221 (4 vs 2). The HP Pavilion Elite m9255.nl PC has 2 more processor threads than the Lenovo ThinkCentre A57 + D221 (4 vs 2). The HP Pavilion Elite m9255.nl PC has 0.1 GHz more processor frequency than the Lenovo ThinkCentre A57 + D221 (2.5 GHz vs 2.4 GHz). Only the HP Pavilion Elite m9255.nl PC has FSB Parity. Only the Lenovo ThinkCentre A57 + D221 has display included.

  • Processor family
    • Intel® Core™2 Quad
    • Intel® Core™2 Duo
  • Processor model
    • Q9300
    • E4600
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 4
    • 2
  • Processor frequency
    • 2.5 GHz
    • 2.4 GHz
  • Processor cache
    • 6 MB
    • 2 MB
  • Processor front side bus
    • 1333 MHz
    • 800 MHz
  • FSB Parity
    • Yes
    • No

Side by side

Differences highlightedShow differences only
100 specifications
A

HP

Pavilion Elite m9255.nl PCView product
B

Lenovo

ThinkCentre A57 + D221View product
Processor17 differ
Processor familyDiffersIntel® Core™2 QuadIntel® Core™2 Duo
Processor modelDiffersQ9300E4600
Processor coresDiffers42
Processor threadsDiffers42
Processor frequencyDiffers2.5 GHz2.4 GHz
Processor cacheDiffers6 MB2 MB
Processor front side busDiffers1333 MHz800 MHz
FSB ParityDiffersYesNo
Processor lithographyDiffers45 nm65 nm
Processor seriesDiffersIntel Core 2 Quad Q9000 Series for DesktopIntel Core 2 Duo E4000 Series
Processor codenameDiffersYorkfieldConroe
Thermal Design Power (TDP)Differs95 W65 W
TcaseDiffers71.4 °C73.3 °C
Number of Processing Die TransistorsDiffers456 M167 M
Processing Die sizeDiffers164 mm²111 mm²
CPU multiplier (bus/core ratio)Differs7.512
SteppingDiffersM1M0
Memory1 differ
Internal memoryDiffers4 GB2 GB
Maximum internal memoryKnown for one4 GB
Memory layout (slots x size)Known for one2 x 1 GB
Memory slotsKnown for one2x DIMM
Storage1 differ
Total storage capacityDiffers1 TB250 GB
Card reader integratedKnown for oneNo
Graphics1 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® 8600 GTIntel® GMA 3100
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernetg
Ports & interfacesidentical
PS/2 ports quantityKnown for one2
Serial ports quantityKnown for one1
Parallel ports quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one2
Poweridentical
Power requirementsKnown for one110 - 220V, 50/ 60Hz
Power supplyKnown for one310 W
Design1 differ
Chassis typeDiffersMicro TowerTower
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneIBM
Country of originKnown for oneChina
Software1 differ
Operating system installedDiffersWindows Vista Home PremiumWindows Vista Business
Bundled softwareKnown for oneMicrosoft Internet Explorer 7.0; Windows Mail; Adobe Reader 8.0; HP Total Care Advisor; Photosmart Essential, Windows Photo Gallery; Windows Media Player; Windows Movie Maker, Windows DVD Maker; CyberLink Power2Go 5.5; Muvee AutoProducer Full Version; Windows Media Center
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
Display resolutionKnown for one1680 x 1050 pixels
Contrast ratio (typical)Known for one700:1
Display brightnessKnown for one300 cd/m²
Viewing angle, horizontalKnown for one176°
Viewing angle, verticalKnown for one176°
DisplayKnown for oneTFT
Processor special features5 differ
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Processor ARK IDDiffers3392232242
Processor codeDiffersSLAWESLA94
Audio1 differ
Audio systemDiffersHigh Definition Audio 7.1Realtek ALC662
Weight & dimensions4 differ
WidthDiffers178 mm175 mm
DepthDiffers422 mm440 mm
HeightDiffers394 mm402 mm
WeightDiffers15 kg11 kg
Packaging dataidentical
Package weightKnown for one17 kg

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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