Product comparison · 2 cpus

Lenovo Xeon E5503 vs Lenovo Xeon L5640

16specifications compared
9differ
7identical
1known for one product only

Key differences

The Lenovo Xeon L5640 has 0.26 GHz more processor base frequency than the Lenovo Xeon E5503 (2.26 GHz vs 2 GHz). The Lenovo Xeon L5640 has 4 more processor cores than the Lenovo Xeon E5503 (6 vs 2). The Lenovo Xeon E5503 has 13 nm more processor lithography than the Lenovo Xeon L5640 (45 nm vs 32 nm). Processor model: E5503 on the Lenovo Xeon E5503, L5640 on the Lenovo Xeon L5640. VID Voltage Range: 0.75 - 1.35 V on the Lenovo Xeon E5503, 0.800 - 1.300 V on the Lenovo Xeon L5640.

Processor model
- Xeon E5503:E5503
- Xeon L5640:L5640
Processor base frequency
- Xeon E5503:2 GHz
- Xeon L5640:2.26 GHz
Processor cores
- Xeon E5503:2
- Xeon L5640:6
Processor lithography
- Xeon E5503:45 nm
- Xeon L5640:32 nm
System bus rate
- Xeon E5503:4.8 GT/s
- Xeon L5640:5.86 GT/s
Processor cache
- Xeon E5503:4 MB
- Xeon L5640:12 MB
Processor front side bus
- Xeon E5503:800 MHz
- Xeon L5640:1333 MHz
Thermal Design Power (TDP)
- Xeon E5503:80 W
- Xeon L5640:60 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5503, Xeon L5640
17 specifications	A Lenovo Xeon E5503 View product	B Lenovo Xeon L5640 View product
Processor9 differ
Processor modelDiffers	E5503	L5640
Processor base frequencyDiffers	2 GHz	2.26 GHz
Processor coresDiffers	2	6
Processor lithographyDiffers	45 nm	32 nm
System bus rateDiffers	4.8 GT/s	5.86 GT/s
Processor cacheDiffers	4 MB	12 MB
Processor front side busDiffers	800 MHz	1333 MHz
Thermal Design Power (TDP)Differs	80 W	60 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.800 - 1.300 V
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	17

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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