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Product comparison · 2 cpus

NEC Intel Xeon E5-2420 vs NEC Intel Xeon E5-2620

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  • 43specifications compared
  • 7differ
  • 36identical
  • 6known for one product only

Key differences

  • Processor model
    • E5-2420
    • E5-2620
  • Processor base frequency
    • 1.9 GHz
    • 2 GHz
  • Processor boost frequency
    • 2.4 GHz
    • 2.5 GHz
  • Number of QPI links
    • 1
    • 2
  • Memory bandwidth supported by processor (max)
    • 32 GB/s
    • 42.6 GB/s
  • Maximum internal memory supported by processor
    • 375 GB
    • 750 GB
  • Memory channels
    • Triple-channel
    • Quad-channel

Side by side

Differences highlightedShow differences only
49 specifications
A

NEC

Intel Xeon E5-2420View product
B

NEC

Intel Xeon E5-2620View product
Processor5 differ
Processor familyIntel® Xeon® E5 FamilyIntel® Xeon® E5 Family
Processor modelDiffersE5-2420E5-2620
Processor base frequencyDiffers1.9 GHz2 GHz
Processor cores66
Processor lithography32 nm32 nm
Component forServer/workstationServer/workstation
Processor threads1212
System bus rate7.2 GT/s7.2 GT/s
Processor operating modes64-bit64-bit
Processor boost frequencyDiffers2.4 GHz2.5 GHz
Processor cache15 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)Differs32 GB/s42.6 GB/s
SteppingKnown for oneC2
Memory2 differ
Maximum internal memory supported by processorDiffers375 GB750 GB
Memory types supported by processorDDR3-SDRAMDDR3-SDRAM
Memory clock speeds supported by processor800,1066,1333 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 versionKnown for one3.0
Supported instruction setsAVXAVX
CPU configuration (max)22
Embedded options availableKnown for oneYes
ScalabilityS2SS2S
Processor special featuresidentical
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 TechnologyYesYes
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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