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Product comparison · 2 pcs/workstations

HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 vs HP WORKSTATION BUNDEL (WM420ET+WM420ET+WM420ET) 3x Z400 CMT Quad-Core Xeon W3565

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  • 95specifications compared
  • 23differ
  • 72identical
  • 16known for one product only

Key differences

The HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 has 2 more processor cores than the HP WORKSTATION BUNDEL (WM420ET+WM420ET+WM420ET) 3x Z400 CMT Quad-Core Xeon W3565 (6 vs 4). The HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 has 4 more processor threads than the HP WORKSTATION BUNDEL (WM420ET+WM420ET+WM420ET) 3x Z400 CMT Quad-Core Xeon W3565 (12 vs 8). The HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 has 0.14 GHz more processor boost frequency than the HP WORKSTATION BUNDEL (WM420ET+WM420ET+WM420ET) 3x Z400 CMT Quad-Core Xeon W3565 (3.6 GHz vs 3.46 GHz). Only the HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 has Intel Trusted Execution Technology. Only the HP WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680 has Intel® AES New Instructions (Intel® AES-NI).

  • Processor model
    • W3680
    • W3565
  • Processor cores
    • 6
    • 4
  • Processor threads
    • 12
    • 8
  • Processor boost frequency
    • 3.6 GHz
    • 3.46 GHz
  • Processor frequency
    • 3.33 GHz
    • 3.2 GHz
  • Processor cache
    • 12 MB
    • 8 MB
  • System bus rate
    • 6.4 GT/s
    • 4.8 GT/s
  • Processor lithography
    • 32 nm
    • 45 nm

Side by side

Differences highlightedShow differences only
111 specifications
A

HP

WORKSTATION BUNDEL (KK787ET+KK787ET+KK787ET) 3x Z400 CMT Six-Core Xeon W3680View product
B

HP

WORKSTATION BUNDEL (WM420ET+WM420ET+WM420ET) 3x Z400 CMT Quad-Core Xeon W3565View product
Processor14 differ
Processor modelDiffersW3680W3565
Processor coresDiffers64
Processor threadsDiffers128
Processor boost frequencyDiffers3.6 GHz3.46 GHz
Processor frequencyDiffers3.33 GHz3.2 GHz
Processor cacheDiffers12 MB8 MB
System bus rateDiffers6.4 GT/s4.8 GT/s
Processor lithographyDiffers32 nm45 nm
Processor seriesDiffersIntel Xeon 3600 SeriesIntel Xeon 3500 Series
Processor codenameDiffersWestmere EPBloomfield
TcaseKnown for one67.9 °C
CPU multiplier (bus/core ratio)Differs2524
SteppingDiffersB1D0
Memory clock speeds supported by processorDiffers800,1066,1333 MHz800,1066 MHz
Memory bandwidth supported by processor (max)Differs32 GB/s25.6 GB/s
Number of Processing Die TransistorsKnown for one731 M
Processing Die sizeKnown for one263 mm²
Storage1 differ
Optical drive typeDiffersDVD Super Multi DLDVD Super Multi
Total HDDs capacityKnown for one1.5 TB
HDD capacityKnown for one1.5 TB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
Total SSDs capacityKnown for one160 GB
SSD capacityKnown for one160 GB
SSD interfaceKnown for oneSATA
Graphics1 differ
Maximum graphics card memoryKnown for one1.024 GB
Graphics cardDiffersQuadro 2000No
Graphics card familyKnown for oneNVIDIA
Graphics card memory typeKnown for oneGDDR5
Processor special features5 differ
Intel Trusted Execution TechnologyDiffersYesNo
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Physical Address Extension (PAE)Differs36 bitYes
Processor ARK IDDiffers4791739721
Processor package sizeDiffers42.5 X 45 mm42.5 x 45.0 mm
Intel® Smart CacheKnown for oneYes
Processor codeKnown for oneSLBEV
Weight & dimensions2 differ
DepthDiffers455.3 mm450.2 mm
HeightDiffers450.2 mm455.3 mm
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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