Product comparison · 2 cpus

Fujitsu Intel Xeon X5647 vs Lenovo Intel Xeon X5660

Key differences

Processor model
- Intel Xeon X5647:X5647
- Intel Xeon X5660:X5660
Processor base frequency
- Intel Xeon X5647:2.93 GHz
- Intel Xeon X5660:2.8 GHz
Processor cores
- Intel Xeon X5647:4
- Intel Xeon X5660:6
Processor threads
- Intel Xeon X5647:8
- Intel Xeon X5660:12
System bus rate
- Intel Xeon X5647:5.86 GT/s
- Intel Xeon X5660:6.4 GT/s
Processor front side bus
- Intel Xeon X5647:1066 MHz
- Intel Xeon X5660:1333 MHz
Thermal Design Power (TDP)
- Intel Xeon X5647:130 W
- Intel Xeon X5660:95 W
VID Voltage Range
- Intel Xeon X5647:0.75 - 1.35 V
- Intel Xeon X5660:0.800 - 1.300 V

Differences highlightedShow differences only

Comparison of Intel Xeon X5647, Intel Xeon X5660
23 specifications	A Fujitsu Intel Xeon X5647 View product	B Lenovo Intel Xeon X5660 View product
Processor9 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	X5647	X5660
Processor base frequencyDiffers	2.93 GHz	2.8 GHz
Processor coresDiffers	4	6
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	8	12
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Processor front side busDiffers	1066 MHz	1333 MHz
Thermal Design Power (TDP)Differs	130 W	95 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.800 - 1.300 V
SteppingKnown for one	B1	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	22	21
Processor codeKnown for one	SLBZ7	Unknown — not stated by the source
Package typeKnown for one	Unknown — not stated by the source	Tray
L3 cache speedKnown for one	Unknown — not stated by the source	2.80 GHz
Featuresidentical
Market segment	Server	Server
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.