Product comparison · 2 cpus

HP Intel Xeon Processor E5540 QC CPU-1 vs HP Intel Xeon W3540

13specifications compared
6differ
7identical
6known for one product only

Key differences

The HP Intel Xeon W3540 has 0.4 GHz more processor base frequency than the HP Intel Xeon Processor E5540 QC CPU-1 (2.93 GHz vs 2.53 GHz). The HP Intel Xeon W3540 has 50 W more thermal Design Power (TDP) than the HP Intel Xeon Processor E5540 QC CPU-1 (130 W vs 80 W). Processor family: Intel® Xeon® 5000 Sequence on the HP Intel Xeon Processor E5540 QC CPU-1, Intel® Xeon® 3000 Sequence on the HP Intel Xeon W3540. Processor model: E5540 on the HP Intel Xeon Processor E5540 QC CPU-1, W3540 on the HP Intel Xeon W3540. Package type: Box on the HP Intel Xeon Processor E5540 QC CPU-1, Tray on the HP Intel Xeon W3540.

Processor family
- Intel Xeon Processor E5540 QC CPU-1:Intel® Xeon® 5000 Sequence
- Intel Xeon W3540:Intel® Xeon® 3000 Sequence
Processor model
- Intel Xeon Processor E5540 QC CPU-1:E5540
- Intel Xeon W3540:W3540
Processor base frequency
- Intel Xeon Processor E5540 QC CPU-1:2.53 GHz
- Intel Xeon W3540:2.93 GHz
Package type
- Intel Xeon Processor E5540 QC CPU-1:Box
- Intel Xeon W3540:Tray
Thermal Design Power (TDP)
- Intel Xeon Processor E5540 QC CPU-1:80 W
- Intel Xeon W3540:130 W
VID Voltage Range
- Intel Xeon Processor E5540 QC CPU-1:0.90 - 1.99 V
- Intel Xeon W3540:0.800 - 1.225 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon Processor E5540 QC CPU-1, Intel Xeon W3540
19 specifications	A HP Intel Xeon Processor E5540 QC CPU-1 View product	B HP Intel Xeon W3540 View product
Processor6 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® 3000 Sequence
Processor modelDiffers	E5540	W3540
Processor base frequencyDiffers	2.53 GHz	2.93 GHz
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
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	130 W
VID Voltage RangeDiffers	0.90 - 1.99 V	0.800 - 1.225 V
Processor coresKnown for one	Unknown — not stated by the source	4
System bus rateKnown for one	Unknown — not stated by the source	4.8 GT/s
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	22
Featuresidentical
Market segment	Server	Server
BandwidthKnown for one	25600 MB/s	Unknown — not stated by the source
Operational conditionsidentical
Maximum operating temperatureKnown for one	76 °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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