Product comparison · 2 cpus

Fujitsu Xeon Processor E5520 vs Lenovo Intel Xeon Processor L5520

13specifications compared
3differ
10identical
6known for one product only

Key differences

The Fujitsu Xeon Processor E5520 has 20 W more thermal Design Power (TDP) than the Lenovo Intel Xeon Processor L5520 (80 W vs 60 W). Processor model: E5520 on the Fujitsu Xeon Processor E5520, L5520 on the Lenovo Intel Xeon Processor L5520. Package type: Box on the Fujitsu Xeon Processor E5520, Tray on the Lenovo Intel Xeon Processor L5520.

Processor model
- Xeon Processor E5520:E5520
- Intel Xeon Processor L5520:L5520
Package type
- Xeon Processor E5520:Box
- Intel Xeon Processor L5520:Tray
Thermal Design Power (TDP)
- Xeon Processor E5520:80 W
- Intel Xeon Processor L5520:60 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon Processor E5520, Intel Xeon Processor L5520
19 specifications	A Fujitsu Xeon Processor E5520 View product	B Lenovo Intel Xeon Processor L5520 View product
Processor3 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5520	L5520
Processor base frequency	2.26 GHz	2.26 GHz
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Package typeDiffers	Box	Tray
Component for	Server/workstation	Server/workstation
System bus rateKnown for one	Unknown — not stated by the source	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	8 MB	8 MB
Processor cache type	L2	L2
L2 cache speedKnown for one	Unknown — not stated by the source	2.26 GHz
Thermal Design Power (TDP)Differs	80 W	60 W
VID Voltage Range	0.75 - 1.35 V	0.75 - 1.35 V
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	17
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	70 °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.

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