Product comparison · 2 cpus

Lenovo Intel Xeon Processor E5640 vs Lenovo Xeon E5640

15specifications compared
3differ
12identical
6known for one product only

Key differences

Package type: Tray on the Lenovo Intel Xeon Processor E5640, Box on the Lenovo Xeon E5640. Processor cache type: L3 on the Lenovo Intel Xeon Processor E5640, L2 on the Lenovo Xeon E5640. VID Voltage Range: 0.8 - 1.3 V on the Lenovo Intel Xeon Processor E5640, 0.800 - 1.300 V on the Lenovo Xeon E5640.

Package type
- Intel Xeon Processor E5640:Tray
- Xeon E5640:Box
Processor cache type
- Intel Xeon Processor E5640:L3
- Xeon E5640:L2
VID Voltage Range
- Intel Xeon Processor E5640:0.8 - 1.3 V
- Xeon E5640:0.800 - 1.300 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon Processor E5640, Xeon E5640
21 specifications	A Lenovo Intel Xeon Processor E5640 View product	B Lenovo Xeon E5640 View product
Processor3 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor model	E5640	E5640
Processor base frequency	2.66 GHz	2.66 GHz
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeDiffers	Tray	Box
Component for	Server/workstation	Server/workstation
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 typeDiffers	L3	L2
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	0.8 - 1.3 V	0.800 - 1.300 V
SteppingKnown for one	B1	Unknown — not stated by the source
CPU multiplier (bus/core ratio)	20	20
Processor codeKnown for one	SLBVC	Unknown — not stated by the source
Processor coresKnown for one	Unknown — not stated by the source	4
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Featuresidentical
Market segment	Server	Server
Operational conditionsidentical
Maximum operating temperatureKnown for one	77.6 °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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