Product comparison · 2 cpus

Fujitsu Intel Xeon X5647 vs HP Intel Xeon E6540

Key differences

Processor family
- Intel Xeon X5647:Intel® Xeon® 5000 Sequence
- Intel Xeon E6540:Intel® Xeon® 6000 Sequence
Processor model
- Intel Xeon X5647:X5647
- Intel Xeon E6540:E6540
Processor base frequency
- Intel Xeon X5647:2.93 GHz
- Intel Xeon E6540:2 GHz
Processor cores
- Intel Xeon X5647:4
- Intel Xeon E6540:6
Processor socket
- Intel Xeon X5647:Socket B (LGA 1366)
- Intel Xeon E6540:LGA 1567 (Socket LS)
Processor lithography
- Intel Xeon X5647:32 nm
- Intel Xeon E6540:45 nm
Processor threads
- Intel Xeon X5647:8
- Intel Xeon E6540:12
System bus rate
- Intel Xeon X5647:5.86 GT/s
- Intel Xeon E6540:6.4 GT/s

Differences highlightedShow differences only

Comparison of Intel Xeon X5647, Intel Xeon E6540
23 specifications	A Fujitsu Intel Xeon X5647 View product	B HP Intel Xeon E6540 View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 6000 Sequence
Processor modelDiffers	X5647	E6540
Processor base frequencyDiffers	2.93 GHz	2 GHz
Processor coresDiffers	4	6
Processor socketDiffers	Socket B (LGA 1366)	LGA 1567 (Socket LS)
Processor lithographyDiffers	32 nm	45 nm
Processor threadsDiffers	8	12
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor cacheDiffers	12 MB	18 MB
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	130 W	105 W
VID Voltage RangeKnown for one	0.75 - 1.35 V	Unknown — not stated by the source
SteppingKnown for one	B1	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	22	Unknown — not stated by the source
Processor codeKnown for one	SLBZ7	Unknown — not stated by the source
Package typeKnown for one	Unknown — not stated by the source	Tray
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.266 GHz
Featuresidentical
BandwidthKnown for one	26214.4 MB/s	Unknown — not stated by the source
Operational conditionsidentical
Maximum operating temperatureKnown for one	80.4 °C	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.