Product comparison · 2 cpus

Lenovo Intel Xeon Processor E5640 vs Lenovo Xeon E5630

Key differences

Processor model
- Intel Xeon Processor E5640:E5640
- Xeon E5630:E5630
Processor base frequency
- Intel Xeon Processor E5640:2.66 GHz
- Xeon E5630:2.53 GHz
Processor cache type
- Intel Xeon Processor E5640:L3
- Xeon E5630:L2
VID Voltage Range
- Intel Xeon Processor E5640:0.8 - 1.3 V
- Xeon E5630:0.800 - 1.300 V
CPU multiplier (bus/core ratio)
- Intel Xeon Processor E5640:20
- Xeon E5630:19

Differences highlightedShow differences only

Comparison of Intel Xeon Processor E5640, Xeon E5630
21 specifications	A Lenovo Intel Xeon Processor E5640 View product	B Lenovo Xeon E5630 View product
Processor5 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5640	E5630
Processor base frequencyDiffers	2.66 GHz	2.53 GHz
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package type	Tray	Tray
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)Differs	20	19
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.