Product comparison · 2 cpus

Fujitsu Xeon E5620 vs Lenovo Intel Xeon Processor E5640

Key differences

Processor model
- Xeon E5620:E5620
- Intel Xeon Processor E5640:E5640
Processor base frequency
- Xeon E5620:2.4 GHz
- Intel Xeon Processor E5640:2.66 GHz
Processor cache type
- Xeon E5620:L2
- Intel Xeon Processor E5640:L3
VID Voltage Range
- Xeon E5620:0.800 - 1.300 V
- Intel Xeon Processor E5640:0.8 - 1.3 V
CPU multiplier (bus/core ratio)
- Xeon E5620:18
- Intel Xeon Processor E5640:20

Differences highlightedShow differences only

Comparison of Xeon E5620, Intel Xeon Processor E5640
21 specifications	A Fujitsu Xeon E5620 View product	B Lenovo Intel Xeon Processor E5640 View product
Processor5 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5620	E5640
Processor base frequencyDiffers	2.4 GHz	2.66 GHz
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
System bus rate	5.86 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	12 MB	12 MB
Processor cache typeDiffers	L2	L3
L3 cache speedKnown for one	Unknown — not stated by the source	2.66 GHz
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeDiffers	0.800 - 1.300 V	0.8 - 1.3 V
SteppingKnown for one	Unknown — not stated by the source	B1
CPU multiplier (bus/core ratio)Differs	18	20
Processor codeKnown for one	Unknown — not stated by the source	SLBVC
Processor coresKnown for one	4	Unknown — not stated by the source
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Featuresidentical
Market segment	Server	Server
Operational conditionsidentical
Maximum operating temperatureKnown for one	Unknown — not stated by the source	77.6 °C

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.