Product comparison · 2 cpus

Dell 2 x Intel Xeon E5-4660 v4 vs Dell 2x Intel Xeon E5-4640 v4

Key differences

Processor model
- 2 x Intel Xeon E5-4660 v4:E5-4660V4
- 2x Intel Xeon E5-4640 v4:E5-4640V4
Processor base frequency
- 2 x Intel Xeon E5-4660 v4:2.2 GHz
- 2x Intel Xeon E5-4640 v4:2.1 GHz
Processor cores
- 2 x Intel Xeon E5-4660 v4:16
- 2x Intel Xeon E5-4640 v4:12
Processor threads
- 2 x Intel Xeon E5-4660 v4:32
- 2x Intel Xeon E5-4640 v4:24
System bus rate
- 2 x Intel Xeon E5-4660 v4:9.6 GT/s
- 2x Intel Xeon E5-4640 v4:8 GT/s
Processor boost frequency
- 2 x Intel Xeon E5-4660 v4:3 GHz
- 2x Intel Xeon E5-4640 v4:2.6 GHz
Processor cache
- 2 x Intel Xeon E5-4660 v4:40 MB
- 2x Intel Xeon E5-4640 v4:30 MB
Thermal Design Power (TDP)
- 2 x Intel Xeon E5-4660 v4:120 W
- 2x Intel Xeon E5-4640 v4:105 W

Differences highlightedShow differences only

Comparison of 2 x Intel Xeon E5-4660 v4, 2x Intel Xeon E5-4640 v4
52 specifications	A Dell 2 x Intel Xeon E5-4660 v4 View product	B Dell 2x Intel Xeon E5-4640 v4 View product
Processor9 differ
Processor modelDiffers	E5-4660V4	E5-4640V4
Processor base frequencyDiffers	2.2 GHz	2.1 GHz
Processor coresDiffers	16	12
Processor threadsDiffers	32	24
System bus rateDiffers	9.6 GT/s	8 GT/s
Processor boost frequencyDiffers	3 GHz	2.6 GHz
Processor cacheDiffers	40 MB	30 MB
Thermal Design Power (TDP)Differs	120 W	105 W
SteppingDiffers	B0	M0
Processor codenameKnown for one	Broadwell	Unknown — not stated by the source
Features2 differ
Maximum number of PCI Express lanesDiffers	40	4
Embedded options availableDiffers	Yes	No
Operational conditions1 differ
TcaseDiffers	83 °C	80 °C
Other featuresidentical
CompatibilityKnown for one	- PowerEdge FC830 - PowerEdge M830	Unknown — not stated by the source
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	45 x 52.5 mm

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.