Product comparison · 2 cpus

HP Intel Xeon E5640 vs Lenovo Intel Xeon E5620

15specifications compared
4differ
11identical
7known for one product only

Key differences

The HP Intel Xeon E5640 has 0.26 GHz more processor base frequency than the Lenovo Intel Xeon E5620 (2.66 GHz vs 2.4 GHz). The HP Intel Xeon E5640 has 2 more CPU multiplier (bus/core ratio) than the Lenovo Intel Xeon E5620 (20 vs 18). Processor model: E5640 on the HP Intel Xeon E5640, E5620 on the Lenovo Intel Xeon E5620. VID Voltage Range: 0 - 1.3 V on the HP Intel Xeon E5640, 0.750 - 1.350 V on the Lenovo Intel Xeon E5620.

Processor model
- Intel Xeon E5640:E5640
- Intel Xeon E5620:E5620
Processor base frequency
- Intel Xeon E5640:2.66 GHz
- Intel Xeon E5620:2.4 GHz
VID Voltage Range
- Intel Xeon E5640:0 - 1.3 V
- Intel Xeon E5620:0.750 - 1.350 V
CPU multiplier (bus/core ratio)
- Intel Xeon E5640:20
- Intel Xeon E5620:18

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5640, Intel Xeon E5620
22 specifications	A HP Intel Xeon E5640 View product	B Lenovo Intel Xeon E5620 View product
Processor4 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5640	E5620
Processor base frequencyDiffers	2.66 GHz	2.4 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
Component forKnown for one	Server/workstation	Unknown — not stated by the source
System bus rate	5.86 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
L3 cache speedKnown for one	2.66 GHz	Unknown — not stated by the source
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeDiffers	0 - 1.3 V	0.750 - 1.350 V
SteppingKnown for one	B1	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Differs	20	18
Processor codeKnown for one	SLBVC	Unknown — not stated by the source
Processor threadsKnown for one	Unknown — not stated by the source	8
Featuresidentical
Market segmentKnown for one	Server	Unknown — not stated by the source
BandwidthKnown for one	Unknown — not stated by the source	26214.4 MB/s
Operational conditionsidentical
Maximum operating temperature	77.6 °C	77.6 °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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