Product comparison · 2 cpus

Lenovo Intel Xeon Processor E5520 vs Lenovo Intel Xeon Processor E5540

16specifications compared
3differ
13identical
0known for one product only

Key differences

The Lenovo Intel Xeon Processor E5540 has 0.27 GHz more processor base frequency than the Lenovo Intel Xeon Processor E5520 (2.53 GHz vs 2.26 GHz). The Lenovo Intel Xeon Processor E5540 has 2 more CPU multiplier (bus/core ratio) than the Lenovo Intel Xeon Processor E5520 (19 vs 17). Processor model: E5520 on the Lenovo Intel Xeon Processor E5520, E5540 on the Lenovo Intel Xeon Processor E5540.

Processor model
- Intel Xeon Processor E5520:E5520
- Intel Xeon Processor E5540:E5540
Processor base frequency
- Intel Xeon Processor E5520:2.26 GHz
- Intel Xeon Processor E5540:2.53 GHz
CPU multiplier (bus/core ratio)
- Intel Xeon Processor E5520:17
- Intel Xeon Processor E5540:19

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon Processor E5520, Intel Xeon Processor E5540
16 specifications	A Lenovo Intel Xeon Processor E5520 View product	B Lenovo Intel Xeon Processor E5540 View product
Processor3 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5520	E5540
Processor base frequencyDiffers	2.26 GHz	2.53 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
Processor operating modes	64-bit	64-bit
Processor cache	8 MB	8 MB
Processor cache type	L3	L3
Processor front side bus	1066 MHz	1066 MHz
Thermal Design Power (TDP)	80 W	80 W
Processor core voltage (AC)	0.75 - 1.35 V	0.75 - 1.35 V
CPU multiplier (bus/core ratio)Differs	17	19
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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