Product comparison · 2 cpus

Fujitsu Xeon E5620 vs Lenovo Xeon X5660

17specifications compared
7differ
10identical
0known for one product only

Key differences

The Lenovo Xeon X5660 has 0.4 GHz more processor base frequency than the Fujitsu Xeon E5620 (2.8 GHz vs 2.4 GHz). The Lenovo Xeon X5660 has 2 more processor cores than the Fujitsu Xeon E5620 (6 vs 4). The Lenovo Xeon X5660 has 0.54 GT/s more system bus rate than the Fujitsu Xeon E5620 (6.4 GT/s vs 5.86 GT/s). Processor model: E5620 on the Fujitsu Xeon E5620, X5660 on the Lenovo Xeon X5660.

Processor model
- Xeon E5620:E5620
- Xeon X5660:X5660
Processor base frequency
- Xeon E5620:2.4 GHz
- Xeon X5660:2.8 GHz
Processor cores
- Xeon E5620:4
- Xeon X5660:6
System bus rate
- Xeon E5620:5.86 GT/s
- Xeon X5660:6.4 GT/s
Processor front side bus
- Xeon E5620:1066 MHz
- Xeon X5660:1333 MHz
Thermal Design Power (TDP)
- Xeon E5620:80 W
- Xeon X5660:95 W
CPU multiplier (bus/core ratio)
- Xeon E5620:18
- Xeon X5660:21

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5620, Xeon X5660
17 specifications	A Fujitsu Xeon E5620 View product	B Lenovo Xeon X5660 View product
Processor7 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5620	X5660
Processor base frequencyDiffers	2.4 GHz	2.8 GHz
Processor coresDiffers	4	6
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 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	L2	L2
Processor front side busDiffers	1066 MHz	1333 MHz
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage Range	0.800 - 1.300 V	0.800 - 1.300 V
CPU multiplier (bus/core ratio)Differs	18	21
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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