Product comparison · 2 cpus

Lenovo Intel Xeon E6540 vs Lenovo Intel Xeon E7520

13specifications compared
7differ
6identical
4known for one product only

Key differences

The Lenovo Intel Xeon E6540 has 0.14 GHz more processor base frequency than the Lenovo Intel Xeon E7520 (2 GHz vs 1.86 GHz). The Lenovo Intel Xeon E6540 has 2 more processor cores than the Lenovo Intel Xeon E7520 (6 vs 4). The Lenovo Intel Xeon E6540 has 4 more processor threads than the Lenovo Intel Xeon E7520 (12 vs 8). Processor family: Intel® Xeon® 6000 Sequence on the Lenovo Intel Xeon E6540, Intel® Xeon® 7000 Sequence on the Lenovo Intel Xeon E7520. Processor model: E6540 on the Lenovo Intel Xeon E6540, E7520 on the Lenovo Intel Xeon E7520.

Processor family
- Intel Xeon E6540:Intel® Xeon® 6000 Sequence
- Intel Xeon E7520:Intel® Xeon® 7000 Sequence
Processor model
- Intel Xeon E6540:E6540
- Intel Xeon E7520:E7520
Processor base frequency
- Intel Xeon E6540:2 GHz
- Intel Xeon E7520:1.86 GHz
Processor cores
- Intel Xeon E6540:6
- Intel Xeon E7520:4
Processor threads
- Intel Xeon E6540:12
- Intel Xeon E7520:8
System bus rate
- Intel Xeon E6540:6.4 GT/s
- Intel Xeon E7520:4.8 GT/s
Thermal Design Power (TDP)
- Intel Xeon E6540:105 W
- Intel Xeon E7520:95 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E6540, Intel Xeon E7520
17 specifications	A Lenovo Intel Xeon E6540 View product	B Lenovo Intel Xeon E7520 View product
Processor7 differ
Processor familyDiffers	Intel® Xeon® 6000 Sequence	Intel® Xeon® 7000 Sequence
Processor modelDiffers	E6540	E7520
Processor base frequencyDiffers	2 GHz	1.86 GHz
Processor coresDiffers	6	4
Processor lithographyKnown for one	45 nm	Unknown — not stated by the source
Package type	Tray	Tray
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	8
System bus rateDiffers	6.4 GT/s	4.8 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	18 MB	18 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	105 W	95 W
Processor system typeKnown for one	DP	Unknown — not stated by the source
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.675 - 1.35 V
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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