Product comparison · 2 cpus

Lenovo Intel Xeon E5-2403 4C 1.8GHz vs Lenovo Intel Xeon E5-2440

Key differences

Processor model
- Intel Xeon E5-2403 4C 1.8GHz:E5-2403
- Intel Xeon E5-2440:E5-2440
Processor base frequency
- Intel Xeon E5-2403 4C 1.8GHz:1.8 GHz
- Intel Xeon E5-2440:2.4 GHz
Processor cores
- Intel Xeon E5-2403 4C 1.8GHz:4
- Intel Xeon E5-2440:6
Processor threads
- Intel Xeon E5-2403 4C 1.8GHz:4
- Intel Xeon E5-2440:12
System bus rate
- Intel Xeon E5-2403 4C 1.8GHz:6.4 GT/s
- Intel Xeon E5-2440:7.2 GT/s
Processor cache
- Intel Xeon E5-2403 4C 1.8GHz:10 MB
- Intel Xeon E5-2440:15 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2403 4C 1.8GHz:80 W
- Intel Xeon E5-2440:95 W
Memory bandwidth supported by processor (max)
- Intel Xeon E5-2403 4C 1.8GHz:25 GB/s
- Intel Xeon E5-2440:32 GB/s

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2403 4C 1.8GHz, Intel Xeon E5-2440
50 specifications	A Lenovo Intel Xeon E5-2403 4C 1.8GHz View product	B Lenovo Intel Xeon E5-2440 View product
Processor8 differ
Processor modelDiffers	E5-2403	E5-2440
Processor base frequencyDiffers	1.8 GHz	2.4 GHz
Processor coresDiffers	4	6
Processor threadsDiffers	4	12
System bus rateDiffers	6.4 GT/s	7.2 GT/s
Processor cacheDiffers	10 MB	15 MB
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	95 W
Memory bandwidth supported by processor (max)Differs	25 GB/s	32 GB/s
Package typeKnown for one	Unknown — not stated by the source	Tray
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.9 GHz
SteppingKnown for one	Unknown — not stated by the source	C2
Memory2 differ
Maximum internal memory supported by processorDiffers	375 GB	384 GB
Memory clock speeds supported by processorDiffers	800,1066 MHz	800,1066,1333 MHz
Features1 differ
Embedded options availableKnown for one	No	Unknown — not stated by the source
ScalabilityDiffers	S2S	2S
Processor special features2 differ
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	Yes
Other featuresidentical
CompatibilityKnown for one	ThinkServer RD330/RD430	Unknown — not stated by the source
Height (imperial)Known for one	5.59 mm (0.22")	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.