Product comparison · 2 cpus

HP Intel Core i7-3940XM vs NEC Intel Xeon E5-2470

40specifications compared
21differ
19identical
28known for one product only

Key differences

Processor model
- Intel Core i7-3940XM:i7-3940XM
- Intel Xeon E5-2470:E5-2470
Processor base frequency
- Intel Core i7-3940XM:3 GHz
- Intel Xeon E5-2470:2.3 GHz
Processor cores
- Intel Core i7-3940XM:4
- Intel Xeon E5-2470:8
Processor lithography
- Intel Core i7-3940XM:22 nm
- Intel Xeon E5-2470:32 nm
Component for
- Intel Core i7-3940XM:Laptop
- Intel Xeon E5-2470:Server/workstation
Processor threads
- Intel Core i7-3940XM:8
- Intel Xeon E5-2470:16
System bus rate
- Intel Core i7-3940XM:5 GT/s
- Intel Xeon E5-2470:8 GT/s
Processor boost frequency
- Intel Core i7-3940XM:3.9 GHz
- Intel Xeon E5-2470:3.1 GHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Core i7-3940XM, Intel Xeon E5-2470
68 specifications	A HP Intel Core i7-3940XM View product	B NEC Intel Xeon E5-2470 View product
Processor14 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyDiffers	Intel® Core™ i7 X-series Extreme Edition	Intel® Xeon® E5 Family
Processor generationKnown for one	3rd gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-3940XM	E5-2470
Processor base frequencyDiffers	3 GHz	2.3 GHz
Processor coresDiffers	4	8
Processor socketKnown for one	PGA988	Unknown — not stated by the source
Processor lithographyDiffers	22 nm	32 nm
Component forDiffers	Laptop	Server/workstation
Processor threadsDiffers	8	16
System bus rateDiffers	5 GT/s	8 GT/s
Processor boost frequencyDiffers	3.9 GHz	3.1 GHz
Processor cacheDiffers	8 MB	20 MB
Thermal Design Power (TDP)Differs	55 W	95 W
SteppingDiffers	E1	C2
Bus typeDiffers	DMI	QPI
CPU multiplier (bus/core ratio)Known for one	30	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	38.4 GB/s
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.35 V
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Memory4 differ
Maximum internal memory supported by processorDiffers	32 GB	375 GB
Memory clock speeds supported by processorDiffers	1333,1600 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
ECCDiffers	No	Yes
Graphics1 differ
On-board graphics cardDiffers	Yes	No
On-board graphics card modelKnown for one	Intel® HD Graphics 4000	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1350 MHz	Unknown — not stated by the source
Features2 differ
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Market segmentDiffers	Mobile	Server
PCI Express configurationsKnown for one	1x8, 1x16, 2x4, 2x8	Unknown — not stated by the source
CPU configuration (max)Differs	1	2
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special featuresidentical
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TjunctionKnown for one	105 °C	Unknown — not stated by the source
TcaseKnown for one	Unknown — not stated by the source	78 °C
Weight & dimensionsidentical
Processor package sizeKnown for one	37.5 mm	Unknown — not stated by the source

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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