Product comparison · 2 cpus

Fujitsu Intel Xeon E5603 vs Fujitsu Intel Xeon X5687

Key differences

Processor model
- Intel Xeon E5603:E5603
- Intel Xeon X5687:X5687
Processor base frequency
- Intel Xeon E5603:1.6 GHz
- Intel Xeon X5687:3.6 GHz
Processor threads
- Intel Xeon E5603:4
- Intel Xeon X5687:8
System bus rate
- Intel Xeon E5603:4.8 GT/s
- Intel Xeon X5687:6.4 GT/s
Processor cache
- Intel Xeon E5603:4 MB
- Intel Xeon X5687:12 MB
Processor front side bus
- Intel Xeon E5603:1066 MHz
- Intel Xeon X5687:1333 MHz
Thermal Design Power (TDP)
- Intel Xeon E5603:80 W
- Intel Xeon X5687:130 W

Differences highlightedShow differences only

Comparison of Intel Xeon E5603, Intel Xeon X5687
19 specifications	A Fujitsu Intel Xeon E5603 View product	B Fujitsu Intel Xeon X5687 View product
Processor7 differ
Processor modelDiffers	E5603	X5687
Processor base frequencyDiffers	1.6 GHz	3.6 GHz
Processor socketKnown for one	Socket B (LGA 1366)	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor threadsDiffers	4	8
System bus rateDiffers	4.8 GT/s	6.4 GT/s
Processor cacheDiffers	4 MB	12 MB
Processor front side busDiffers	1066 MHz	1333 MHz
Thermal Design Power (TDP)Differs	80 W	130 W
VID Voltage RangeKnown for one	0.750 - 1.350 V	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	12	Unknown — not stated by the source
Featuresidentical
BandwidthKnown for one	26214.4 MB/s	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.