All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 cpus

Lenovo Intel Xeon E7-4809 v3 vs Lenovo Intel Xeon E7-4820 v3

Add a product
  • 45specifications compared
  • 5differ
  • 40identical
  • 3known for one product only

Key differences

  • Processor model
    • E7-4809V3
    • E7-4820V3
  • Processor base frequency
    • 2 GHz
    • 1.9 GHz
  • Processor cores
    • 8
    • 10
  • Processor threads
    • 16
    • 20
  • Processor cache
    • 20 MB
    • 25 MB

Side by side

Differences highlightedShow differences only
48 specifications
A

Lenovo

Intel Xeon E7-4809 v3View product
B

Lenovo

Intel Xeon E7-4820 v3View product
Processor5 differ
Processor familyIntel® Xeon® E7 v3Intel® Xeon® E7 v3
Processor modelDiffersE7-4809V3E7-4820V3
Processor base frequencyDiffers2 GHz1.9 GHz
Processor coresDiffers810
Processor socketLGA 2011 (Socket R)LGA 2011 (Socket R)
Processor lithography22 nm22 nm
Component forServer/workstationServer/workstation
Processor threadsDiffers1620
System bus rate6.4 GT/s6.4 GT/s
Processor operating modes64-bit64-bit
Processor cacheDiffers20 MB25 MB
Processor cache typeL3L3
Thermal Design Power (TDP)115 W115 W
Bus typeQPIQPI
Number of QPI links33
Memory bandwidth supported by processor (max)102 GB/s102 GB/s
Processor codenameHaswellHaswell
Memoryidentical
Maximum internal memory supported by processor1.53 TB1.53 TB
Memory types supported by processorDDR3-SDRAM, DDR4-SDRAMDDR3-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processor1066,1333,1600,1866 MHz1066,1333,1600,1866 MHz
Memory channelsQuad-channelQuad-channel
ECCYesYes
Graphicsidentical
On-board graphics cardNoNo
Featuresidentical
Execute Disable BitYesYes
Idle StatesYesYes
Thermal Monitoring TechnologiesYesYes
Market segmentServerServer
Maximum number of PCI Express lanes3232
PCI Express slots version3.03.0
Supported instruction setsAVX 2.0AVX 2.0
CPU configuration (max)44
Embedded options availableNoNo
ScalabilityS4SS4S
Processor special featuresidentical
Enhanced Intel SpeedStep TechnologyYesYes
Intel Trusted Execution TechnologyYesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Smart CacheYesYes
Intel® Turbo Boost TechnologyNoNo
Intel Instruction Replay TechnologyNoNo
Intel TSX-NIYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
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
Operational conditionsidentical
Tcase70 °C70 °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.

More cpu comparisons

All cpu comparisons