Product comparison · 2 cpus

HP E5503 processor vs HP E5640 processor

23specifications compared
14differ
9identical
5known for one product only

Key differences

The HP E5640 processor has 0.66 GHz more processor base frequency than the HP E5503 processor (2.66 GHz vs 2 GHz). The HP E5640 processor has 2 more processor cores than the HP E5503 processor (4 vs 2). The HP E5503 processor has 13 nm more processor lithography than the HP E5640 processor (45 nm vs 32 nm). Processor model: E5503 on the HP E5503 processor, E5640 on the HP E5640 processor. VID Voltage Range: 0.75 - 1.35 V on the HP E5503 processor, 0.750 - 1.350 V on the HP E5640 processor.

Processor model
- E5503 processor:E5503
- E5640 processor:E5640
Processor base frequency
- E5503 processor:2 GHz
- E5640 processor:2.66 GHz
Processor cores
- E5503 processor:2
- E5640 processor:4
Processor lithography
- E5503 processor:45 nm
- E5640 processor:32 nm
Processor threads
- E5503 processor:2
- E5640 processor:8
System bus rate
- E5503 processor:4.8 GT/s
- E5640 processor:5.86 GT/s
Processor cache
- E5503 processor:4 MB
- E5640 processor:12 MB
VID Voltage Range
- E5503 processor:0.75 - 1.35 V
- E5640 processor:0.750 - 1.350 V

Side by side

Differences highlightedShow differences only

Comparison of E5503, E5640
28 specifications	A HP E5503 processor Model E5503 View product	B HP E5640 processor Model E5640 View product
Processor11 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5503	E5640
Processor base frequencyDiffers	2 GHz	2.66 GHz
Processor coresDiffers	2	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithographyDiffers	45 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	2	8
System bus rateDiffers	4.8 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
Processor cacheDiffers	4 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.750 - 1.350 V
SteppingKnown for one	Unknown — not stated by the source	B1
CPU multiplier (bus/core ratio)Differs	15	20
Memory bandwidth supported by processor (max)Differs	19.2 GB/s	25.6 GB/s
Processor codeDiffers	SLBKD	SLBVC
Package typeKnown for one	Tray	Unknown — not stated by the source
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory2 differ
Maximum internal memory supported by processorDiffers	144 GB	288 GB
Memory clock speeds supported by processorDiffers	800 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Featuresidentical
Market segment	Server	Server
BandwidthKnown for one	Unknown — not stated by the source	26214.4 MB/s
Operational conditions1 differ
Maximum operating temperatureDiffers	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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