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Product comparison · 2 pcs/workstations

HP Pavilion a6540.nl Desktop PC vs HP Pavilion a6551.nl Desktop PC

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  • 96specifications compared
  • 19differ
  • 77identical
  • 4known for one product only

Key differences

  • Processor family
    • Intel® Core™2 Duo
    • Intel® Core™2 Quad
  • Processor model
    • E7200
    • Q6600
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.53 GHz
    • 2.4 GHz
  • Processor cache
    • 3 MB
    • 8 MB
  • Processor lithography
    • 45 nm
    • 65 nm
  • Processor codename
    • Wolfdale
    • Kentsfield

Side by side

Differences highlightedShow differences only
100 specifications
A

HP

Pavilion a6540.nl Desktop PCView product
B

HP

Pavilion a6551.nl Desktop PCView product
Processor15 differ
Processor familyDiffersIntel® Core™2 DuoIntel® Core™2 Quad
Processor modelDiffersE7200Q6600
Processor coresDiffers24
Processor threadsDiffers24
Processor frequencyDiffers2.53 GHz2.4 GHz
Processor cacheDiffers3 MB8 MB
Processor lithographyDiffers45 nm65 nm
Processor seriesDiffersIntel Core 2 Duo E7000 SeriesIntel Core 2 Quad Q6000 Series
Processor codenameDiffersWolfdaleKentsfield
Thermal Design Power (TDP)Differs65 W95, 105
TcaseDiffers74.1 °CB3=62.2; G0=71
Number of Processing Die TransistorsDiffers228 M582 M
Processing Die sizeDiffers82 mm²286 mm²
CPU multiplier (bus/core ratio)Differs9.59
SteppingDiffersM0G0
Processor core voltage (AC)Known for one0.85 - 1.5 V
Graphics1 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® 8500 GTNVIDIA® GeForce® 9500 GS
On-board graphics card modelKnown for oneNot available
Ports & interfacesidentical
TV-outKnown for oneYes
TV-out typeKnown for oneS-Video
Processor special features3 differ
Intel Virtualization Technology (VT-x)DiffersNoYes
Processor ARK IDDiffers3534829765
Processor package sizeDiffers37.5 mm37.5 x 37.5 mm

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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