Product comparison · 2 cpus

HP Intel Core2 Duo Processor P8400 kit 8530w vs Lenovo Intel Xeon Processor E5520

11specifications compared
7differ
4identical
7known for one product only

Key differences

The Lenovo Intel Xeon Processor E5520 has 5 MB more processor cache than the HP Intel Core2 Duo Processor P8400 kit 8530w (8 MB vs 3 MB). The Lenovo Intel Xeon Processor E5520 has 55 W more thermal Design Power (TDP) than the HP Intel Core2 Duo Processor P8400 kit 8530w (80 W vs 25 W). Processor family: Intel® Core™2 Duo on the HP Intel Core2 Duo Processor P8400 kit 8530w, Intel® Xeon® 5000 Sequence on the Lenovo Intel Xeon Processor E5520. Processor model: P8400 on the HP Intel Core2 Duo Processor P8400 kit 8530w, E5520 on the Lenovo Intel Xeon Processor E5520. Processor socket: Socket 479 on the HP Intel Core2 Duo Processor P8400 kit 8530w, Socket B (LGA 1366) on the Lenovo Intel Xeon Processor E5520.

Processor family
- Intel Core2 Duo Processor P8400 kit 8530w:Intel® Core™2 Duo
- Intel Xeon Processor E5520:Intel® Xeon® 5000 Sequence
Processor model
- Intel Core2 Duo Processor P8400 kit 8530w:P8400
- Intel Xeon Processor E5520:E5520
Processor socket
- Intel Core2 Duo Processor P8400 kit 8530w:Socket 479
- Intel Xeon Processor E5520:Socket B (LGA 1366)
Package type
- Intel Core2 Duo Processor P8400 kit 8530w:Box
- Intel Xeon Processor E5520:Tray
Processor cache
- Intel Core2 Duo Processor P8400 kit 8530w:3 MB
- Intel Xeon Processor E5520:8 MB
Processor cache type
- Intel Core2 Duo Processor P8400 kit 8530w:L2
- Intel Xeon Processor E5520:L3
Thermal Design Power (TDP)
- Intel Core2 Duo Processor P8400 kit 8530w:25 W
- Intel Xeon Processor E5520:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Core2 Duo Processor P8400 kit 8530w, Intel Xeon Processor E5520
18 specifications	A HP Intel Core2 Duo Processor P8400 kit 8530w View product	B Lenovo Intel Xeon Processor E5520 View product
Processor7 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Xeon® 5000 Sequence
Processor modelDiffers	P8400	E5520
Processor base frequency	2.26 GHz	2.26 GHz
Processor coresKnown for one	Unknown — not stated by the source	4
Processor socketDiffers	Socket 479	Socket B (LGA 1366)
Processor lithography	45 nm	45 nm
Package typeDiffers	Box	Tray
Component forKnown for one	Unknown — not stated by the source	Server/workstation
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	3 MB	8 MB
Processor cache typeDiffers	L2	L3
Processor front side bus	1066 MHz	1066 MHz
Thermal Design Power (TDP)Differs	25 W	80 W
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.75 - 1.35 V
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	17
VID Voltage RangeKnown for one	1.05 - 1.150 V	Unknown — not stated by the source
Featuresidentical
Market segmentKnown for one	Unknown — not stated by the source	Server
Operational conditionsidentical
Maximum operating temperatureKnown for one	105 °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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