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Product comparison · 2 cpus

Acer Xeon E5-2640v2 8C 2.0GHz vs Lenovo Opteron 6378

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  • 12specifications compared
  • 9differ
  • 3identical
  • 39known for one product only

Key differences

  • Processor family
    • Intel® Xeon® E5 V2 Family
    • AMD Opteron
  • Processor model
    • E5-2640V2
    • 6378
  • Processor base frequency
    • 2 GHz
    • 2.4 GHz
  • Processor cores
    • 8
    • 16
  • Processor socket
    • LGA 2011 (Socket R)
    • Socket G34
  • Processor operating modes
    • 64-bit
    • 32-bit, 64-bit
  • Processor boost frequency
    • 2.5 GHz
    • 3.3 GHz
  • Processor cache
    • 20 MB
    • 16 MB

Side by side

Differences highlightedShow differences only
51 specifications
A

Acer

Xeon E5-2640v2 8C 2.0GHzView product
B

Lenovo

Opteron 6378View product
Processor9 differ
Processor familyDiffersIntel® Xeon® E5 V2 FamilyAMD Opteron
Processor modelDiffersE5-2640V26378
Processor base frequencyDiffers2 GHz2.4 GHz
Processor coresDiffers816
Processor socketDiffersLGA 2011 (Socket R)Socket G34
Processor lithographyKnown for one22 nm
Component forServer/workstationServer/workstation
Processor threadsKnown for one16
System bus rateKnown for one7.2 GT/s
Processor operating modesDiffers64-bit32-bit, 64-bit
Processor boost frequencyDiffers2.5 GHz3.3 GHz
Processor cacheDiffers20 MB16 MB
Processor cache typeL3L3
Thermal Design Power (TDP)Differs95 W115 W
VID Voltage RangeKnown for one0.6 - 1.30 V
Bus typeKnown for oneQPI
Number of QPI linksKnown for one2
Memory bandwidth supported by processor (max)Known for one51.2 GB/s
Memoryidentical
Maximum internal memory supported by processorKnown for one768 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one800,1066,1333,1600 MHz
Memory channelsKnown for oneQuad-channel
ECCKnown for oneYes
Graphicsidentical
On-board graphics cardKnown for oneNo
Featuresidentical
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Thermal Monitoring TechnologiesKnown for oneYes
Market segmentServerServer
Maximum number of PCI Express lanesKnown for one40
PCI Express slots versionKnown for one3.0
Embedded options availableKnown for oneYes
Physical Address Extension (PAE)Known for oneYes
ScalabilityKnown for one2S
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Intel Flex Memory AccessKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneNo
Intel® Turbo Boost TechnologyKnown for oneYes
Intel Demand Based SwitchingKnown for oneYes
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® Secure KeyKnown for oneYes
Intel® vPro™ Platform EligibilityKnown for oneYes
AMD HyperTransport TechnologyKnown for oneYes
AMD Turbo CORE technologyKnown for oneYes
AMD Virtualization TechnologyKnown for oneYes
Operational conditionsidentical
TcaseKnown for one75 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for oneVT-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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