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Product comparison · 2 cpus

HP Intel Core i7-3940XM vs NEC Intel Xeon E5-2420

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  • 39specifications compared
  • 22differ
  • 17identical
  • 29known for one product only

Key differences

  • Processor model
    • i7-3940XM
    • E5-2420
  • Processor base frequency
    • 3 GHz
    • 1.9 GHz
  • Processor cores
    • 4
    • 6
  • Processor lithography
    • 22 nm
    • 32 nm
  • Component for
    • Laptop
    • Server/workstation
  • Processor threads
    • 8
    • 12
  • System bus rate
    • 5 GT/s
    • 7.2 GT/s
  • Processor boost frequency
    • 3.9 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
68 specifications
A

HP

Intel Core i7-3940XMView product
B

NEC

Intel Xeon E5-2420View product
Processor14 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Core™ i7 X-series Extreme EditionIntel® Xeon® E5 Family
Processor generationKnown for one3rd gen Intel® Core™ i7
Processor modelDiffersi7-3940XME5-2420
Processor base frequencyDiffers3 GHz1.9 GHz
Processor coresDiffers46
Processor socketKnown for onePGA988
Processor lithographyDiffers22 nm32 nm
Component forDiffersLaptopServer/workstation
Processor threadsDiffers812
System bus rateDiffers5 GT/s7.2 GT/s
Processor boost frequencyDiffers3.9 GHz2.4 GHz
Processor cacheDiffers8 MB15 MB
Thermal Design Power (TDP)Differs55 W95 W
SteppingDiffersE1C2
Bus typeDiffersDMIQPI
CPU multiplier (bus/core ratio)Known for one30
Memory bandwidth supported by processor (max)Differs25.6 GB/s32 GB/s
VID Voltage RangeKnown for one0.6 - 1.35 V
Compatible chipsetsKnown for oneIntel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608
Number of QPI linksKnown for one1
Memory4 differ
Maximum internal memory supported by processorDiffers32 GB375 GB
Memory clock speeds supported by processorDiffers1333,1600 MHz800,1066,1333 MHz
Memory channelsDiffersDual-channelTriple-channel
ECCDiffersNoYes
Graphics1 differ
On-board graphics cardDiffersYesNo
On-board graphics card modelKnown for oneIntel® HD Graphics 4000
On-board graphics card base frequencyKnown for one650 MHz
On-board graphics card dynamic frequency (max)Known for one1350 MHz
Features2 differ
Integrated 4G WiMAXKnown for oneYes
Market segmentDiffersMobileServer
PCI Express slots versionKnown for one3.0
PCI Express configurationsKnown for one1x8, 1x16, 2x4, 2x8
CPU configuration (max)Differs12
Graphics & IMC lithographyKnown for one22 nm
Execute Disable BitKnown for oneYes
ScalabilityKnown for oneS2S
Processor special features1 differ
Intel Dual Display Capable TechnologyKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Insider™Known for oneYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Turbo Boost TechnologyDiffers2.0Yes
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Intel Demand Based SwitchingKnown for oneYes
Operational conditionsidentical
TjunctionKnown for one105 °C
Weight & dimensionsidentical
Processor package sizeKnown for one37.5 mm

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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