Product comparison · 2 cpus

Lenovo Intel Xeon E7-2820 vs Lenovo Intel Xeon E7-8850

Key differences

Processor model
- Intel Xeon E7-2820:E7-2820
- Intel Xeon E7-8850:E7-8850
Processor cores
- Intel Xeon E7-2820:8
- Intel Xeon E7-8850:10
Processor threads
- Intel Xeon E7-2820:16
- Intel Xeon E7-8850:20
System bus rate
- Intel Xeon E7-2820:5.86 GT/s
- Intel Xeon E7-8850:6.4 GT/s
Processor boost frequency
- Intel Xeon E7-2820:2.666 GHz
- Intel Xeon E7-8850:2.4 GHz
Processor cache
- Intel Xeon E7-2820:18 MB
- Intel Xeon E7-8850:24 MB
Thermal Design Power (TDP)
- Intel Xeon E7-2820:105 W
- Intel Xeon E7-8850:130 W
Maximum operating temperature
- Intel Xeon E7-2820:64 °C
- Intel Xeon E7-8850:69 °C

Differences highlightedShow differences only

Comparison of Intel Xeon E7-2820, Intel Xeon E7-8850
20 specifications	A Lenovo Intel Xeon E7-2820 View product	B Lenovo Intel Xeon E7-8850 View product
Processor7 differ
Processor family	Intel® Xeon® E7 Family	Intel® Xeon® E7 Family
Processor modelDiffers	E7-2820	E7-8850
Processor base frequency	2 GHz	2 GHz
Processor coresDiffers	8	10
Processor socket	LGA 1567 (Socket LS)	LGA 1567 (Socket LS)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	16	20
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.666 GHz	2.4 GHz
Processor cacheDiffers	18 MB	24 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	105 W	130 W
SteppingKnown for one	A2	Unknown — not stated by the source
CPU multiplier (bus/core ratio)	15	15
Processor codeKnown for one	SLC3R	Unknown — not stated by the source
Featuresidentical
Market segment	Server	Server
Operational conditions1 differ
Maximum operating temperatureDiffers	64 °C	69 °C
Processor special featuresidentical
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes

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.