Product comparison · 2 cpus

HP Intel Xeon E5-2450L vs NEC Intel Xeon E5-2640

Key differences

Processor model
- Intel Xeon E5-2450L:E5-2650L
- Intel Xeon E5-2640:E5-2640
Processor base frequency
- Intel Xeon E5-2450L:1.8 GHz
- Intel Xeon E5-2640:2.5 GHz
Processor cores
- Intel Xeon E5-2450L:8
- Intel Xeon E5-2640:6
Processor socket
- Intel Xeon E5-2450L:LGA 1356 (Socket B2)
- Intel Xeon E5-2640:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2450L:16
- Intel Xeon E5-2640:12
System bus rate
- Intel Xeon E5-2450L:8 GT/s
- Intel Xeon E5-2640:7.2 GT/s
Processor boost frequency
- Intel Xeon E5-2450L:2.3 GHz
- Intel Xeon E5-2640:3 GHz
Processor cache
- Intel Xeon E5-2450L:20 MB
- Intel Xeon E5-2640:15 MB

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2450L, Intel Xeon E5-2640
49 specifications	A HP Intel Xeon E5-2450L View product	B NEC Intel Xeon E5-2640 View product
Processor12 differ
Processor modelDiffers	E5-2650L	E5-2640
Processor base frequencyDiffers	1.8 GHz	2.5 GHz
Processor coresDiffers	8	6
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor threadsDiffers	16	12
System bus rateDiffers	8 GT/s	7.2 GT/s
Processor boost frequencyDiffers	2.3 GHz	3 GHz
Processor cacheDiffers	20 MB	15 MB
Thermal Design Power (TDP)Differs	70 W	95 W
VID Voltage RangeDiffers	0.60 - 1.35 V	0.6 - 1.35 V
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	38.4 GB/s	42.6 GB/s
SteppingKnown for one	C2	Unknown — not stated by the source
Memory3 differ
Maximum internal memory supported by processorDiffers	375 GB	750 GB
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066,1333 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Features1 differ
ScalabilityDiffers	S2S	2S
Processor special features1 differ
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	73 °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.