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Product comparison · 2 cpus

Lenovo Intel Xeon E5-2685 v3 vs NEC Xeon E5-2420 v2

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  • 40specifications compared
  • 18differ
  • 22identical
  • 12known for one product only

Key differences

  • Processor model
    • E5-2685V2
    • E5-2420V2
  • Processor base frequency
    • 2.6 GHz
    • 2.2 GHz
  • Processor cores
    • 12
    • 6
  • System bus rate
    • 9.6 GT/s
    • 7.2 GT/s
  • Processor operating modes
    • 32-bit, 64-bit
    • 64-bit
  • Processor boost frequency
    • 3.3 GHz
    • 2.7 GHz
  • Processor cache
    • 30 MB
    • 15 MB
  • Thermal Design Power (TDP)
    • 120 W
    • 80 W

Side by side

Differences highlightedShow differences only
52 specifications
A

Lenovo

Intel Xeon E5-2685 v3View product
B

NEC

Xeon E5-2420 v2View product
Processor11 differ
Processor familyIntel® Xeon® E5 V2 FamilyIntel® Xeon® E5 V2 Family
Processor modelDiffersE5-2685V2E5-2420V2
Processor base frequencyDiffers2.6 GHz2.2 GHz
Processor coresDiffers126
Processor socketKnown for oneLGA 1356 (Socket B2)
Processor lithography22 nm22 nm
Component forServer/workstationServer/workstation
Processor threads1212
System bus rateDiffers9.6 GT/s7.2 GT/s
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor boost frequencyDiffers3.3 GHz2.7 GHz
Processor cacheDiffers30 MB15 MB
Processor cache typeL3L3
Thermal Design Power (TDP)Differs120 W80 W
VID Voltage RangeDiffers0.65 - 1.3 V0.65 - 1.30 V
SteppingKnown for oneS1
Number of QPI linksDiffers21
Memory bandwidth supported by processor (max)Differs68 GB/s38.4 GB/s
Bus typeKnown for oneQPI
Memory4 differ
Maximum internal memory supported by processorDiffers768 GB384 GB
Memory types supported by processorDiffersDDR4-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers1600,1866,2133 MHz800,1066,1333,1600 MHz
Memory channelsDiffersQuad-channelTriple-channel
ECCYesYes
Features1 differ
Execute Disable BitYesYes
Idle StatesYesYes
Market segmentServerServer
PCI Express slots version3.03.0
Supported instruction setsDiffersAES, AVXAVX
Embedded options availableNoNo
Scalability2S2S
Thermal Monitoring TechnologiesKnown for oneYes
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyYesYes
Intel Flex Memory AccessNoNo
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)NoNo
Intel® Turbo Boost Technology2.02.0
Intel Demand Based SwitchingYesYes
Intel TSX-NIKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Intel® vPro™ Platform EligibilityKnown for oneYes
Operational conditions1 differ
TcaseDiffers84.5 °C76 °C
Packaging dataidentical
Package widthKnown for one45 mm
Package depthKnown for one42.5 mm
Other features1 differ
Intel® Virtualization Technology (Intel® VT)DiffersNoVT-d, VT-x
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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