Product comparison · 2 cpus

Fujitsu Intel Xeon E5-2640 v2 vs Fujitsu Intel Xeon E5-2643 v2

Key differences

Processor model
- Intel Xeon E5-2640 v2:E5-2640V2
- Intel Xeon E5-2643 v2:E5-2643V2
Processor base frequency
- Intel Xeon E5-2640 v2:2 GHz
- Intel Xeon E5-2643 v2:3.5 GHz
Processor cores
- Intel Xeon E5-2640 v2:8
- Intel Xeon E5-2643 v2:6
Processor threads
- Intel Xeon E5-2640 v2:16
- Intel Xeon E5-2643 v2:12
System bus rate
- Intel Xeon E5-2640 v2:7.2 GT/s
- Intel Xeon E5-2643 v2:8 GT/s
Processor boost frequency
- Intel Xeon E5-2640 v2:2.5 GHz
- Intel Xeon E5-2643 v2:3.8 GHz
Processor cache
- Intel Xeon E5-2640 v2:20 MB
- Intel Xeon E5-2643 v2:25 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2640 v2:95 W
- Intel Xeon E5-2643 v2:130 W

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2640 v2, Intel Xeon E5-2643 v2
52 specifications	A Fujitsu Intel Xeon E5-2640 v2 View product	B Fujitsu Intel Xeon E5-2643 v2 View product
Processor9 differ
Processor modelDiffers	E5-2640V2	E5-2643V2
Processor base frequencyDiffers	2 GHz	3.5 GHz
Processor coresDiffers	8	6
Processor threadsDiffers	16	12
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor boost frequencyDiffers	2.5 GHz	3.8 GHz
Processor cacheDiffers	20 MB	25 MB
Thermal Design Power (TDP)Differs	95 W	130 W
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	59.7 GB/s
Memory1 differ
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066,1333,1600,1866 MHz
Features1 differ
Embedded options availableDiffers	Yes	No
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Processor special featuresidentical
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	75 °C	77 °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.