Product comparison · 2 cpus

Lenovo Intel Xeon E5-2640 v4 vs Lenovo Intel Xeon E5-2660 v4

Key differences

Processor model
- Intel Xeon E5-2640 v4:E5-2640V4
- Intel Xeon E5-2660 v4:E5-2660V4
Processor base frequency
- Intel Xeon E5-2640 v4:2.4 GHz
- Intel Xeon E5-2660 v4:2 GHz
Processor cores
- Intel Xeon E5-2640 v4:10
- Intel Xeon E5-2660 v4:14
Processor threads
- Intel Xeon E5-2640 v4:20
- Intel Xeon E5-2660 v4:28
System bus rate
- Intel Xeon E5-2640 v4:8 GT/s
- Intel Xeon E5-2660 v4:9.6 GT/s
Processor boost frequency
- Intel Xeon E5-2640 v4:3.4 GHz
- Intel Xeon E5-2660 v4:3.2 GHz
Processor cache
- Intel Xeon E5-2640 v4:25 MB
- Intel Xeon E5-2660 v4:35 MB
Processor cache type
- Intel Xeon E5-2640 v4:Smart Cache
- Intel Xeon E5-2660 v4:L3

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2640 v4, Intel Xeon E5-2660 v4
54 specifications	A Lenovo Intel Xeon E5-2640 v4 View product	B Lenovo Intel Xeon E5-2660 v4 View product
Processor11 differ
Processor modelDiffers	E5-2640V4	E5-2660V4
Processor base frequencyDiffers	2.4 GHz	2 GHz
Processor coresDiffers	10	14
Processor threadsDiffers	20	28
System bus rateDiffers	8 GT/s	9.6 GT/s
Processor boost frequencyDiffers	3.4 GHz	3.2 GHz
Processor cacheDiffers	25 MB	35 MB
Processor cache typeDiffers	Smart Cache	L3
Thermal Design Power (TDP)Differs	90 W	105 W
SteppingDiffers	R0	M0
Memory bandwidth supported by processor (max)Differs	68.3 GB/s	76.8 GB/s
Memory1 differ
Maximum internal memory supported by processorKnown for one	1.53 TB	Unknown — not stated by the source
Memory clock speeds supported by processorDiffers	1600,1866,2133 MHz	1600,1866,2133,2400 MHz
Features1 differ
Embedded options availableDiffers	Yes	No
Operational conditions1 differ
TcaseDiffers	76 °C	79 °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.