Product comparison · 2 cpus

Lenovo Xeon E5503 vs Lenovo Xeon X5650

16specifications compared
11differ
5identical
1known for one product only

Key differences

The Lenovo Xeon X5650 has 0.66 GHz more processor base frequency than the Lenovo Xeon E5503 (2.66 GHz vs 2 GHz). The Lenovo Xeon X5650 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 X5650 (45 nm vs 32 nm). Processor family: Intel® Xeon® 5000 Sequence on the Lenovo Xeon E5503, Intel® Pentium® III on the Lenovo Xeon X5650. Processor model: E5503 on the Lenovo Xeon E5503, X5650 on the Lenovo Xeon X5650.

Processor family
- Xeon E5503:Intel® Xeon® 5000 Sequence
- Xeon X5650:Intel® Pentium® III
Processor model
- Xeon E5503:E5503
- Xeon X5650:X5650
Processor base frequency
- Xeon E5503:2 GHz
- Xeon X5650:2.66 GHz
Processor cores
- Xeon E5503:2
- Xeon X5650:6
Processor lithography
- Xeon E5503:45 nm
- Xeon X5650:32 nm
Package type
- Xeon E5503:Tray
- Xeon X5650:Box
System bus rate
- Xeon E5503:4.8 GT/s
- Xeon X5650:6.4 GT/s
Processor cache
- Xeon E5503:4 MB
- Xeon X5650:12 MB

Side by side

Differences highlightedShow differences only

Comparison of Xeon E5503, Xeon X5650
17 specifications	A Lenovo Xeon E5503 View product	B Lenovo Xeon X5650 View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Pentium® III
Processor modelDiffers	E5503	X5650
Processor base frequencyDiffers	2 GHz	2.66 GHz
Processor coresDiffers	2	6
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithographyDiffers	45 nm	32 nm
Package typeDiffers	Tray	Box
Component for	Server/workstation	Server/workstation
System bus rateDiffers	4.8 GT/s	6.4 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	4 MB	12 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1333 MHz
Thermal Design Power (TDP)Differs	80 W	95 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	20
Featuresidentical
Market segment	Server	Server

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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