Product comparison · 2 cpus

Dell Xeon E5-2603 vs Dell Xeon E5-2660

Key differences

Differences highlightedShow differences only

Comparison of Xeon E5-2603, Xeon E5-2660
54 specifications	A Dell Xeon E5-2603 View product	B Dell Xeon E5-2660 View product
Processor9 differ
Processor modelDiffers	E5-2603	E5-2660
Processor base frequencyDiffers	1.8 GHz	2.2 GHz
Processor coresDiffers	4	8
Processor threadsDiffers	4	16
System bus rateDiffers	6.4 GT/s	8 GT/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor cacheDiffers	10 MB	20 MB
Thermal Design Power (TDP)Differs	80 W	95 W
Bus typeKnown for one	Unknown — not stated by the source	QPI
CPU multiplier (bus/core ratio)Differs	18	30
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)Differs	34.1 GB/s	51.2 GB/s
SteppingKnown for one	M1	Unknown — not stated by the source
Memory1 differ
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333,1600 MHz
Featuresidentical
ScalabilityKnown for one	Unknown — not stated by the source	2S
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor special features3 differ
Intel Flex Memory AccessDiffers	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	70 °C	73 °C
Other featuresidentical
CompatibilityKnown for one	DELL PowerEdge T620	Unknown — not stated by the source

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.