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Product comparison · 2 cpus

Dell Intel Xeon E5-4657L V2 vs Dell Xeon E5-2643V3

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  • 52specifications compared
  • 19differ
  • 33identical
  • 44known for one product only

Key differences

  • Processor family
    • Intel® Xeon® E5 V2 Family
    • Intel Xeon E5 v3
  • Processor model
    • E5-4657LV2
    • E5-2643V3
  • Processor base frequency
    • 2.4 GHz
    • 3.4 GHz
  • Processor cores
    • 12
    • 6
  • Processor socket
    • LGA 2011 (Socket R)
    • LGA 2011-v3
  • Processor series
    • Intel Xeon E5-4600 v2
    • Intel Xeon E5-2600 v3
  • Processor threads
    • 24
    • 12
  • System bus rate
    • 8 GT/s
    • 9.6 GT/s

Side by side

Differences highlightedShow differences only
96 specifications
A

Dell

Intel Xeon E5-4657L V2View product
B

Dell

Xeon E5-2643V3View product
Processor12 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Xeon® E5 V2 FamilyIntel Xeon E5 v3
Processor modelDiffersE5-4657LV2E5-2643V3
Processor base frequencyDiffers2.4 GHz3.4 GHz
Processor coresDiffers126
Processor socketDiffersLGA 2011 (Socket R)LGA 2011-v3
Processor lithography22 nm22 nm
Package typeKnown for oneTray
Component forServer/workstationServer/workstation
Processor seriesDiffersIntel Xeon E5-4600 v2Intel Xeon E5-2600 v3
Processor threadsDiffers2412
System bus rateDiffers8 GT/s9.6 GT/s
Processor operating modes64-bit64-bit
Processor boost frequencyDiffers2.9 GHz3.7 GHz
Processor cache30 MB30 MB
Processor cache typeSmart CacheSmart Cache
L3 cache speedKnown for one3.4 GHz
Thermal Design Power (TDP)Differs115 W135 W
VID Voltage Range0.65 - 1.3 V0.65 - 1.3 V
FSB ParityKnown for oneNo
SteppingDiffersC1R2
Bus typeQPIQPI
Number of QPI links22
Memory bandwidth supported by processor (max)Differs59.7 GB/s68 GB/s
Processor codenameKnown for oneHaswell
Processor codeKnown for oneSR204
Memory2 differ
Maximum internal memory supported by processor768 GB768 GB
Memory types supported by processorDiffersDDR3-SDRAMDDR4-SDRAM
Memory clock speeds supported by processorDiffers800,1066,1333,1600,1866 MHz1600,1866,2133 MHz
Memory channelsQuad-channelQuad-channel
ECCYesYes
Graphicsidentical
On-board graphics cardKnown for oneNo
Features2 differ
Execute Disable BitYesYes
Idle StatesYesYes
Thermal Monitoring TechnologiesYesYes
Market segmentServerServer
Maximum number of PCI Express lanes4040
PCI Express slots version3.03.0
PCI Express configurationsKnown for onex4, x8, x16
Supported instruction setsAVXAVX
CPU configuration (max)Differs42
Embedded options availableNoNo
Physical Address Extension (PAE)YesYes
ScalabilityDiffers4S2S
Processor special features1 differ
Enhanced Intel SpeedStep TechnologyYesYes
Intel Dual Display Capable TechnologyKnown for oneNo
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Trusted Execution TechnologyYesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost Technology2.02.0
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Conflict-Free processorDiffersYesNo
Intel 64YesYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingYesYes
Intel Enhanced Halt StateKnown for oneYes
Intel Identity Protection Technology versionKnown for one0.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel Secure Key Technology versionKnown for one1.00
Intel TSX-NINoNo
Intel TSX-NI versionKnown for one0.00
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® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Intel® vPro™ Platform EligibilityKnown for oneYes
Operational conditions1 differ
TcaseDiffers81 °C77.3 °C
Technical detailsidentical
Processor cacheKnown for one20480 KB
Product typeKnown for one4
Born on dateKnown for oneQ3'14
Bus bandwidthKnown for one9.6
Bus type unitsKnown for oneGT/s
Launch dateKnown for one2014-09-08T00:00:00
Maximum memoryKnown for one768 GB
Processor brand nameKnown for oneIntel Xeon v2
Processor core voltageKnown for one0.65–1.30
Product nameKnown for oneIntel Xeon E5-2643 v3 (20M Cache, 3.40 GHz)
StatusKnown for one4
Weight & dimensions1 differ
Processor package sizeDiffers52.5 x 51 mm52.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for oneVT-d, VT-x
Cache memoryKnown for one20 MB
Maximum internal memoryKnown for one786432 MB
CompatibilityKnown for oneIntel® Server Board S4600LH2 Intel® Server Board S4600LT2 Intel® Server System R2304LH2HKC Intel® Server System R2208LT2HKC4

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