Product comparison · 2 cpus

Fujitsu Xeon L5640 vs HP Intel Xeon E5640

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  • 16specifications compared
  • 7differ
  • 9identical
  • 5known for one product only

Key differences

The HP Intel Xeon E5640 has 0.4 GHz more processor base frequency than the Fujitsu Xeon L5640 (2.66 GHz vs 2.26 GHz). The Fujitsu Xeon L5640 has 2 more processor cores than the HP Intel Xeon E5640 (6 vs 4). The HP Intel Xeon E5640 has 20 W more thermal Design Power (TDP) than the Fujitsu Xeon L5640 (80 W vs 60 W). Processor model: L5640 on the Fujitsu Xeon L5640, E5640 on the HP Intel Xeon E5640. Processor cache type: L2 on the Fujitsu Xeon L5640, L3 on the HP Intel Xeon E5640.

  • Processor model
    • Xeon L5640:L5640
    • Intel Xeon E5640:E5640
  • Processor base frequency
    • Xeon L5640:2.26 GHz
    • Intel Xeon E5640:2.66 GHz
  • Processor cores
    • Xeon L5640:6
    • Intel Xeon E5640:4
  • Processor cache type
    • Xeon L5640:L2
    • Intel Xeon E5640:L3
  • Thermal Design Power (TDP)
    • Xeon L5640:60 W
    • Intel Xeon E5640:80 W
  • VID Voltage Range
    • Xeon L5640:0.800 - 1.300 V
    • Intel Xeon E5640:0 - 1.3 V
  • CPU multiplier (bus/core ratio)
    • Xeon L5640:17
    • Intel Xeon E5640:20

Side by side

Differences highlightedShow differences only (off)
Comparison of Xeon L5640, Intel Xeon E5640
21 specifications
Processor7 differ
Processor familyIntel® Xeon® 5000 SequenceIntel® Xeon® 5000 Sequence
Processor modelDiffersL5640E5640
Processor base frequencyDiffers2.26 GHz2.66 GHz
Processor coresDiffers64
Processor socketSocket B (LGA 1366)Socket B (LGA 1366)
Processor lithography32 nm32 nm
Package typeTrayTray
Component forServer/workstationServer/workstation
System bus rate5.86 GT/s5.86 GT/s
Processor operating modes64-bit64-bit
Processor cache12 MB12 MB
Processor cache typeDiffersL2L3
L3 cache speedKnown for oneUnknown — not stated by the source2.66 GHz
Thermal Design Power (TDP)Differs60 W80 W
VID Voltage RangeDiffers0.800 - 1.300 V0 - 1.3 V
SteppingKnown for oneUnknown — not stated by the sourceB1
CPU multiplier (bus/core ratio)Differs1720
Processor codeKnown for oneUnknown — not stated by the sourceSLBVC
Processor front side busKnown for one1333 MHzUnknown — not stated by the source
Featuresidentical
Market segmentServerServer
Operational conditionsidentical
Maximum operating temperatureKnown for oneUnknown — not stated by the source77.6 °C

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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