Product comparison · 2 cpus

HP E5640 processor vs HP L5630 processor

Key differences

Processor model
- E5640 processor:E5640
- L5630 processor:L5630
Processor base frequency
- E5640 processor:2.66 GHz
- L5630 processor:2.13 GHz
Processor boost frequency
- E5640 processor:2.93 GHz
- L5630 processor:2.4 GHz
Thermal Design Power (TDP)
- E5640 processor:80 W
- L5630 processor:40 W
CPU multiplier (bus/core ratio)
- E5640 processor:20
- L5630 processor:16
Processor code
- E5640 processor:SLBVC
- L5630 processor:SLBVD
Maximum operating temperature
- E5640 processor:77.6 °C
- L5630 processor:69.4 °C

Differences highlightedShow differences only

Comparison of E5640, L5630
28 specifications	A HP E5640 processor Model E5640 View product	B HP L5630 processor Model L5630 View product
Processor6 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5640	L5630
Processor base frequencyDiffers	2.66 GHz	2.13 GHz
Processor cores	4	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Package typeKnown for one	Unknown — not stated by the source	Tray
Component for	Server/workstation	Server/workstation
Processor threads	8	8
System bus rate	5.86 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.93 GHz	2.4 GHz
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
L3 cache speedKnown for one	Unknown — not stated by the source	2.13 GHz
Thermal Design Power (TDP)Differs	80 W	40 W
VID Voltage Range	0.750 - 1.350 V	0.750 - 1.350 V
Stepping	B1	B1
CPU multiplier (bus/core ratio)Differs	20	16
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
Processor codeDiffers	SLBVC	SLBVD
Memoryidentical
Maximum internal memory supported by processor	288 GB	288 GB
Memory clock speeds supported by processor	800,1066 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Featuresidentical
Market segment	Server	Server
BandwidthKnown for one	26214.4 MB/s	Unknown — not stated by the source
Operational conditions1 differ
Maximum operating temperatureDiffers	77.6 °C	69.4 °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.