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Product comparison · 2 cpus

Dell Xeon E5-2643 vs Dell Xeon E5-2665

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  • 48specifications compared
  • 12differ
  • 36identical
  • 8known for one product only

Key differences

The Dell Xeon E5-2643 has 0.9 GHz more processor base frequency than the Dell Xeon E5-2665 (3.3 GHz vs 2.4 GHz). The Dell Xeon E5-2665 has 4 more processor cores than the Dell Xeon E5-2643 (8 vs 4). The Dell Xeon E5-2665 has 8 more processor threads than the Dell Xeon E5-2643 (16 vs 8). Processor model: E5-2643 on the Dell Xeon E5-2643, E5-2665 on the Dell Xeon E5-2665. Stepping: M1 on the Dell Xeon E5-2643, C2 on the Dell Xeon E5-2665.

  • Processor model
    • E5-2643
    • E5-2665
  • Processor base frequency
    • 3.3 GHz
    • 2.4 GHz
  • Processor cores
    • 4
    • 8
  • Processor threads
    • 8
    • 16
  • Processor boost frequency
    • 3.5 GHz
    • 3.1 GHz
  • Processor cache
    • 10 MB
    • 20 MB
  • Thermal Design Power (TDP)
    • 130 W
    • 115 W
  • Stepping
    • M1
    • C2

Side by side

Differences highlightedShow differences only
56 specifications
A

Dell

Xeon E5-2643View product
B

Dell

Xeon E5-2665View product
Processor9 differ
Processor modelDiffersE5-2643E5-2665
Processor base frequencyDiffers3.3 GHz2.4 GHz
Processor coresDiffers48
Processor threadsDiffers816
Processor boost frequencyDiffers3.5 GHz3.1 GHz
Processor cacheDiffers10 MB20 MB
L3 cache speedKnown for one2.4 GHz
Thermal Design Power (TDP)Differs130 W115 W
SteppingDiffersM1C2
CPU multiplier (bus/core ratio)Differs3531
Memory1 differ
Memory clock speeds supported by processorDiffers1066,1333,1600 MHz800,1066,1333,1600 MHz
Featuresidentical
ScalabilityKnown for oneS2S
Graphics & IMC lithographyKnown for one32 nm
Processor special features1 differ
Intel Trusted Execution TechnologyKnown for oneYes
Intel® Turbo Boost TechnologyDiffersYes2.0
Intel Enhanced Halt StateKnown for oneYes
Intel QuickPath InterconnectKnown for oneYes
Operational conditions1 differ
TcaseDiffers73 °C81.8 °C
Other featuresidentical
CompatibilityKnown for oneDELL PowerEdge T620
Graphicsidentical
On-board graphics cardKnown for oneNo

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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