Product comparison · 2 cpus

NEC Intel Xeon E5-2640 v2 vs NEC Xeon E5-2420 v2

45specifications compared
14differ
31identical
12known for one product only

Key differences

Processor model
- Intel Xeon E5-2640 v2:E5-2640V2
- Xeon E5-2420 v2:E5-2420V2
Processor base frequency
- Intel Xeon E5-2640 v2:2 GHz
- Xeon E5-2420 v2:2.2 GHz
Processor cores
- Intel Xeon E5-2640 v2:8
- Xeon E5-2420 v2:6
Processor socket
- Intel Xeon E5-2640 v2:LGA 2011 (Socket R)
- Xeon E5-2420 v2:LGA 1356 (Socket B2)
Processor threads
- Intel Xeon E5-2640 v2:16
- Xeon E5-2420 v2:12
Processor boost frequency
- Intel Xeon E5-2640 v2:2.5 GHz
- Xeon E5-2420 v2:2.7 GHz
Processor cache
- Intel Xeon E5-2640 v2:20 MB
- Xeon E5-2420 v2:15 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2640 v2:95 W
- Xeon E5-2420 v2:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2640 v2, Xeon E5-2420 v2
57 specifications	A NEC Intel Xeon E5-2640 v2 View product	B NEC Xeon E5-2420 v2 View product
Processor10 differ
Processor modelDiffers	E5-2640V2	E5-2420V2
Processor base frequencyDiffers	2 GHz	2.2 GHz
Processor coresDiffers	8	6
Processor socketDiffers	LGA 2011 (Socket R)	LGA 1356 (Socket B2)
Processor threadsDiffers	16	12
Processor boost frequencyDiffers	2.5 GHz	2.7 GHz
Processor cacheDiffers	20 MB	15 MB
Thermal Design Power (TDP)Differs	95 W	80 W
Bus typeKnown for one	QPI	Unknown — not stated by the source
Number of QPI linksDiffers	2	1
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	38.4 GB/s
Processor codenameKnown for one	Ivy Bridge	Unknown — not stated by the source
SteppingKnown for one	Unknown — not stated by the source	S1
Memory2 differ
Maximum internal memory supported by processorDiffers	768 GB	384 GB
Memory channelsDiffers	Quad-channel	Triple-channel
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Features1 differ
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	40	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x4, 1x8, 1x16	Unknown — not stated by the source
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Embedded options availableDiffers	Yes	No
Processor special featuresidentical
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	75 °C	76 °C
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	45 mm
Package depthKnown for one	Unknown — not stated by the source	42.5 mm

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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