Product comparison · 2 cpus

Acer Xeon Processor X5550 vs Lenovo Intel Xeon E5520

14specifications compared
4differ
10identical
6known for one product only

Key differences

The Acer Xeon Processor X5550 has 0.4 GHz more processor base frequency than the Lenovo Intel Xeon E5520 (2.66 GHz vs 2.26 GHz). The Acer Xeon Processor X5550 has 15 W more thermal Design Power (TDP) than the Lenovo Intel Xeon E5520 (95 W vs 80 W). Processor model: X5550 on the Acer Xeon Processor X5550, E5520 on the Lenovo Intel Xeon E5520. Package type: Box on the Acer Xeon Processor X5550, Tray on the Lenovo Intel Xeon E5520.

Processor model
- Xeon Processor X5550:X5550
- Intel Xeon E5520:E5520
Processor base frequency
- Xeon Processor X5550:2.66 GHz
- Intel Xeon E5520:2.26 GHz
Package type
- Xeon Processor X5550:Box
- Intel Xeon E5520:Tray
Thermal Design Power (TDP)
- Xeon Processor X5550:95 W
- Intel Xeon E5520:80 W

Side by side

Differences highlightedShow differences only

Comparison of Xeon Processor X5550, Intel Xeon E5520
20 specifications	A Acer Xeon Processor X5550 View product	B Lenovo Intel Xeon E5520 View product
Processor4 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	X5550	E5520
Processor base frequencyDiffers	2.66 GHz	2.26 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Package typeDiffers	Box	Tray
Component for	Server/workstation	Server/workstation
Processor operating modes	64-bit	64-bit
Processor cache	8 MB	8 MB
Processor cache type	L2	L2
L2 cache speedKnown for one	Unknown — not stated by the source	2.26 GHz
Thermal Design Power (TDP)Differs	95 W	80 W
VID Voltage Range	0.75 - 1.35 V	0.75 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	D0
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	17
Processor codeKnown for one	Unknown — not stated by the source	SLBFD
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Featuresidentical
Market segment	Server	Server
Operational conditionsidentical
Maximum operating temperatureKnown for one	Unknown — not stated by the source	76 °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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