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Product comparison · 2 cpus

Acer Intel Core i5-655K vs Fujitsu Xeon E5-2420 6C/12T 1.9GHz

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  • 35specifications compared
  • 23differ
  • 12identical
  • 18known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Xeon® E5 Family
  • Processor model
    • i5-655K
    • E5-2420
  • Processor base frequency
    • 3.2 GHz
    • 1.9 GHz
  • Processor cores
    • 2
    • 6
  • Processor socket
    • LGA 1156 (Socket H)
    • LGA 1356 (Socket B2)
  • Component for
    • PC
    • Server/workstation
  • System bus rate
    • 2.5 GT/s
    • 7.2 GT/s
  • Processor boost frequency
    • 3.46 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
53 specifications
A

Acer

Intel Core i5-655KView product
B

Fujitsu

Xeon E5-2420 6C/12T 1.9GHzView product
Processor12 differ
Processor familyDiffersIntel® Core™ i5Intel® Xeon® E5 Family
Processor modelDiffersi5-655KE5-2420
Processor base frequencyDiffers3.2 GHz1.9 GHz
Processor coresDiffers26
Processor socketDiffersLGA 1156 (Socket H)LGA 1356 (Socket B2)
Processor lithography32 nm32 nm
Component forDiffersPCServer/workstation
Processor threadsKnown for one12
System bus rateDiffers2.5 GT/s7.2 GT/s
Processor operating modes64-bit64-bit
Processor boost frequencyDiffers3.46 GHz2.4 GHz
Processor cacheDiffers4 MB15 MB
Processor cache typeL3L3
Processor front side busKnown for one1333 MHz
Thermal Design Power (TDP)Differs73 W95 W
VID Voltage RangeDiffers0.6500 - 1.4000 V0.6 - 1.35 V
Bus typeKnown for oneQPI
Number of QPI linksKnown for one1
Memory bandwidth supported by processor (max)Differs21 GB/s32 GB/s
Processor generationKnown for oneIntel® Core™ i5
Memory3 differ
Maximum internal memory supported by processorDiffers16 GB375 GB
Memory types supported by processorDDR3-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers1066,1333 MHz800,1066,1333 MHz
Memory channelsDiffersDual-channelTriple-channel
ECCKnown for oneYes
Graphics1 differ
On-board graphics cardDiffersYesNo
On-board graphics card modelKnown for oneIntel® HD Graphics
On-board graphics card base frequencyKnown for one733 MHz
Features3 differ
Execute Disable BitYesYes
Idle StatesYesYes
Thermal Monitoring TechnologiesDiffersNoYes
Market segmentDiffersDesktopServer
Maximum number of PCI Express lanesKnown for one24
PCI Express slots versionDiffers2.03.0
Embedded options availableNoNo
ScalabilityKnown for oneS2S
Supported instruction setsKnown for oneSSE4.2
Processor special features3 differ
Enhanced Intel SpeedStep TechnologyYesYes
Intel Flex Memory AccessKnown for oneYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyKnown for oneYes
Intel Demand Based SwitchingDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
Intel® vPro™ Platform EligibilityDiffersNoYes
Intel FDI TechnologyKnown for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Other features1 differ
Intel® Virtualization Technology (Intel® VT)DiffersVT-xVT-d, VT-x
Operational conditionsidentical
TcaseKnown for one72.6 °C

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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