Product comparison · 2 cpus

Fujitsu Xeon E5620 vs Lenovo Xeon E7540

12specifications compared
7differ
5identical
5known for one product only

Key differences

The Fujitsu Xeon E5620 has 0.4 GHz more processor base frequency than the Lenovo Xeon E7540 (2.4 GHz vs 2 GHz). The Lenovo Xeon E7540 has 2 more processor cores than the Fujitsu Xeon E5620 (6 vs 4). The Lenovo Xeon E7540 has 0.54 GT/s more system bus rate than the Fujitsu Xeon E5620 (6.4 GT/s vs 5.86 GT/s). Processor family: Intel® Xeon® 5000 Sequence on the Fujitsu Xeon E5620, Intel® Xeon® 7000 Sequence on the Lenovo Xeon E7540. Processor model: E5620 on the Fujitsu Xeon E5620, E7540 on the Lenovo Xeon E7540.

Processor family
- Xeon E5620:Intel® Xeon® 5000 Sequence
- Xeon E7540:Intel® Xeon® 7000 Sequence
Processor model
- Xeon E5620:E5620
- Xeon E7540:E7540
Processor base frequency
- Xeon E5620:2.4 GHz
- Xeon E7540:2 GHz
Processor cores
- Xeon E5620:4
- Xeon E7540:6
System bus rate
- Xeon E5620:5.86 GT/s
- Xeon E7540:6.4 GT/s
Processor cache
- Xeon E5620:12 MB
- Xeon E7540:18 MB
Thermal Design Power (TDP)
- Xeon E5620:80 W
- Xeon E7540:105 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5620, Xeon E7540
17 specifications	A Fujitsu Xeon E5620 View product	B Lenovo Xeon E7540 View product
Processor7 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 7000 Sequence
Processor modelDiffers	E5620	E7540
Processor base frequencyDiffers	2.4 GHz	2 GHz
Processor coresDiffers	4	6
Processor socketKnown for one	Socket B (LGA 1366)	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor cacheDiffers	12 MB	18 MB
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	105 W
VID Voltage RangeKnown for one	0.800 - 1.300 V	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	18	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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