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Product comparison · 2 cpus

NEC Intel Xeon E5-2450 vs NEC Intel Xeon E5-2620

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  • 44specifications compared
  • 13differ
  • 31identical
  • 5known for one product only

Key differences

  • Processor model
    • E5-2450
    • E5-2620
  • Processor base frequency
    • 2.1 GHz
    • 2 GHz
  • Processor cores
    • 8
    • 6
  • Processor threads
    • 16
    • 12
  • System bus rate
    • 8 GT/s
    • 7.2 GT/s
  • Processor boost frequency
    • 2.9 GHz
    • 2.5 GHz
  • Processor cache
    • 20 MB
    • 15 MB
  • Number of QPI links
    • 1
    • 2

Side by side

Differences highlightedShow differences only
49 specifications
A

NEC

Intel Xeon E5-2450View product
B

NEC

Intel Xeon E5-2620View product
Processor9 differ
Processor familyIntel® Xeon® E5 FamilyIntel® Xeon® E5 Family
Processor modelDiffersE5-2450E5-2620
Processor base frequencyDiffers2.1 GHz2 GHz
Processor coresDiffers86
Processor lithography32 nm32 nm
Component forServer/workstationServer/workstation
Processor threadsDiffers1612
System bus rateDiffers8 GT/s7.2 GT/s
Processor operating modes64-bit64-bit
Processor boost frequencyDiffers2.9 GHz2.5 GHz
Processor cacheDiffers20 MB15 MB
Processor cache typeL3L3
Thermal Design Power (TDP)95 W95 W
VID Voltage Range0.6 - 1.35 V0.6 - 1.35 V
Compatible chipsetsIntel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608
Bus typeQPIQPI
Number of QPI linksDiffers12
Memory bandwidth supported by processor (max)Differs38.4 GB/s42.6 GB/s
SteppingKnown for oneC2
Memory3 differ
Maximum internal memory supported by processorDiffers375 GB750 GB
Memory types supported by processorDDR3-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers800,1066,1333,1600 MHz800,1066,1333 MHz
Memory channelsDiffersTriple-channelQuad-channel
ECCYesYes
Graphicsidentical
On-board graphics cardNoNo
Featuresidentical
Execute Disable BitYesYes
Idle StatesYesYes
Thermal Monitoring TechnologiesYesYes
Market segmentServerServer
PCI Express slots version3.03.0
Supported instruction setsAVXAVX
CPU configuration (max)22
Embedded options availableKnown for oneYes
ScalabilityS2SS2S
Processor special features1 differ
Enhanced Intel SpeedStep TechnologyYesYes
Intel Flex Memory AccessYesYes
Intel Trusted Execution TechnologyYesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Turbo Boost TechnologyDiffers2.0Yes
Intel Demand Based SwitchingYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® vPro™ Platform EligibilityYesYes
Intel® Smart CacheKnown for oneYes
Operational conditionsidentical
TcaseKnown for one77.4 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)VT-d, VT-xVT-d, VT-x

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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