Product comparison · 2 cpus

HP Intel Xeon E7-2820 vs NEC Intel Xeon E5-2403

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  • 32specifications compared
  • 13differ
  • 19identical
  • 19known for one product only

Key differences

The HP Intel Xeon E7-2820 has 0.2 GHz more processor base frequency than the NEC Intel Xeon E5-2403 (2 GHz vs 1.8 GHz). The HP Intel Xeon E7-2820 has 4 more processor cores than the NEC Intel Xeon E5-2403 (8 vs 4). The HP Intel Xeon E7-2820 has 12 more processor threads than the NEC Intel Xeon E5-2403 (16 vs 4). Processor family: Intel® Xeon® E7 Family on the HP Intel Xeon E7-2820, Intel® Xeon® E5 Family on the NEC Intel Xeon E5-2403. Processor model: E7-2830 on the HP Intel Xeon E7-2820, E5-2403 on the NEC Intel Xeon E5-2403.

  • Processor family
    • Intel Xeon E7-2820:Intel® Xeon® E7 Family
    • Intel Xeon E5-2403:Intel® Xeon® E5 Family
  • Processor model
    • Intel Xeon E7-2820:E7-2830
    • Intel Xeon E5-2403:E5-2403
  • Processor base frequency
    • Intel Xeon E7-2820:2 GHz
    • Intel Xeon E5-2403:1.8 GHz
  • Processor cores
    • Intel Xeon E7-2820:8
    • Intel Xeon E5-2403:4
  • Processor socket
    • Intel Xeon E7-2820:LGA 1567 (Socket LS)
    • Intel Xeon E5-2403:LGA 1356 (Socket B2)
  • Processor threads
    • Intel Xeon E7-2820:16
    • Intel Xeon E5-2403:4
  • System bus rate
    • Intel Xeon E7-2820:5.86 GT/s
    • Intel Xeon E5-2403:6.4 GT/s
  • Processor cache
    • Intel Xeon E7-2820:18 MB
    • Intel Xeon E5-2403:10 MB

Side by side

Differences highlightedShow differences only (on)
Comparison of Intel Xeon E7-2820, Intel Xeon E5-2403
51 specifications
Processor9 differ
Processor familyDiffersIntel® Xeon® E7 FamilyIntel® Xeon® E5 Family
Processor modelDiffersE7-2830E5-2403
Processor base frequencyDiffers2 GHz1.8 GHz
Processor coresDiffers84
Processor socketDiffersLGA 1567 (Socket LS)LGA 1356 (Socket B2)
Processor threadsDiffers164
System bus rateDiffers5.86 GT/s6.4 GT/s
Processor cacheDiffers18 MB10 MB
Thermal Design Power (TDP)Differs105 W80 W
VID Voltage RangeKnown for oneUnknown — not stated by the source0.6 - 1.35 V
SteppingKnown for oneUnknown — not stated by the sourceM1
Number of QPI linksKnown for oneUnknown — not stated by the source1
Memory bandwidth supported by processor (max)Known for oneUnknown — not stated by the source25 GB/s
Processor boost frequencyKnown for one2.266 GHzUnknown — not stated by the source
Memory3 differ
Maximum internal memory supported by processorDiffers1 TB375 GB
Memory clock speeds supported by processorDiffers800,978,1066,1333 MHz800,1066 MHz
Memory channelsDiffersQuad-channelTriple-channel
Graphicsidentical
On-board graphics card modelKnown for oneUnknown — not stated by the sourceNot available
On-board graphics cardKnown for oneNoUnknown — not stated by the source
Features1 differ
Idle StatesKnown for oneUnknown — not stated by the sourceYes
PCI Express slots versionKnown for oneUnknown — not stated by the source3.0
Supported instruction setsDiffersSSE4.1, SSE4.2AVX
Embedded options availableKnown for oneNoUnknown — not stated by the source
Processor special featuresidentical
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel® Smart CacheKnown for oneUnknown — not stated by the sourceYes
Intel Demand Based SwitchingKnown for oneUnknown — not stated by the sourceYes
Intel® vPro™ Platform EligibilityKnown for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYesUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for oneYesUnknown — not stated by the source
Weight & dimensionsidentical
Processor package sizeKnown for oneUnknown — not stated by the source45 mm
Other featuresidentical
CompatibilityKnown for oneBL620C G7Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one64 °CUnknown — not stated by the source

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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