Product comparison · 2 cpus

Lenovo Intel Xeon E5520 vs Lenovo Intel Xeon Processor E5540

14specifications compared
4differ
10identical
7known 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 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 E5520 (19 vs 17). Processor model: E5520 on the Lenovo Intel Xeon E5520, E5540 on the Lenovo Intel Xeon Processor E5540. Processor cache type: L2 on the Lenovo Intel Xeon E5520, L3 on the Lenovo Intel Xeon Processor E5540.

Processor model
- Intel Xeon E5520:E5520
- Intel Xeon Processor E5540:E5540
Processor base frequency
- Intel Xeon E5520:2.26 GHz
- Intel Xeon Processor E5540:2.53 GHz
Processor cache type
- Intel Xeon E5520:L2
- Intel Xeon Processor E5540:L3
CPU multiplier (bus/core ratio)
- Intel Xeon E5520:17
- Intel Xeon Processor E5540:19

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5520, Intel Xeon Processor E5540
21 specifications	A Lenovo Intel Xeon E5520 View product	B Lenovo Intel Xeon Processor E5540 View product
Processor4 differ
Processor modelDiffers	E5520	E5540
Processor base frequencyDiffers	2.26 GHz	2.53 GHz
Processor cache typeDiffers	L2	L3
L2 cache speedKnown for one	2.26 GHz	Unknown — not stated by the source
VID Voltage RangeKnown for one	0.75 - 1.35 V	Unknown — not stated by the source
SteppingKnown for one	D0	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	17	19
Processor codeKnown for one	SLBFD	Unknown — not stated by the source
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.75 - 1.35 V
Operational conditionsidentical
Maximum operating temperatureKnown for one	76 °C	Unknown — not stated by the source

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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