Product comparison · 2 cpus

HP Intel Xeon E5503 vs NEC Intel Xeon E5640

35specifications compared
13differ
22identical
9known for one product only

Key differences

Processor model
- Intel Xeon E5503:E5503
- Intel Xeon E5640:E5640
Processor base frequency
- Intel Xeon E5503:2 GHz
- Intel Xeon E5640:2.66 GHz
Processor cores
- Intel Xeon E5503:2
- Intel Xeon E5640:4
Processor lithography
- Intel Xeon E5503:45 nm
- Intel Xeon E5640:32 nm
Processor threads
- Intel Xeon E5503:2
- Intel Xeon E5640:8
System bus rate
- Intel Xeon E5503:4.8 GT/s
- Intel Xeon E5640:5.86 GT/s
Processor operating modes
- Intel Xeon E5503:32-bit, 64-bit
- Intel Xeon E5640:64-bit
Processor cache
- Intel Xeon E5503:4 MB
- Intel Xeon E5640:12 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5503, Intel Xeon E5640
44 specifications	A HP Intel Xeon E5503 View product	B NEC Intel Xeon E5640 View product
Processor10 differ
Processor modelDiffers	E5503	E5640
Processor base frequencyDiffers	2 GHz	2.66 GHz
Processor coresDiffers	2	4
Processor lithographyDiffers	45 nm	32 nm
Processor threadsDiffers	2	8
System bus rateDiffers	4.8 GT/s	5.86 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
Processor cacheDiffers	4 MB	12 MB
SteppingDiffers	D0	B1
Memory bandwidth supported by processor (max)Differs	19.2 GB/s	25.6 GB/s
Memory2 differ
Maximum internal memory supported by processorDiffers	144 GB	288 GB
Memory clock speeds supported by processorDiffers	800 MHz	800,1066 MHz
Featuresidentical
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	76 °C	77.6 °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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