Product comparison · 2 cpus

Fujitsu Xeon E5620 vs Lenovo Xeon E5640

17specifications compared
4differ
13identical
0known for one product only

Key differences

The Lenovo Xeon E5640 has 0.26 GHz more processor base frequency than the Fujitsu Xeon E5620 (2.66 GHz vs 2.4 GHz). The Lenovo Xeon E5640 has 2 more CPU multiplier (bus/core ratio) than the Fujitsu Xeon E5620 (20 vs 18). Processor model: E5620 on the Fujitsu Xeon E5620, E5640 on the Lenovo Xeon E5640. Package type: Tray on the Fujitsu Xeon E5620, Box on the Lenovo Xeon E5640.

Processor model
- Xeon E5620:E5620
- Xeon E5640:E5640
Processor base frequency
- Xeon E5620:2.4 GHz
- Xeon E5640:2.66 GHz
Package type
- Xeon E5620:Tray
- Xeon E5640:Box
CPU multiplier (bus/core ratio)
- Xeon E5620:18
- Xeon E5640:20

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5620, Xeon E5640
17 specifications	A Fujitsu Xeon E5620 View product	B Lenovo Xeon E5640 View product
Processor4 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 cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeDiffers	Tray	Box
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 type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Thermal Design Power (TDP)	80 W	80 W
VID Voltage Range	0.800 - 1.300 V	0.800 - 1.300 V
CPU multiplier (bus/core ratio)Differs	18	20
Featuresidentical
Market segment	Server	Server

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.

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