Product comparison · 2 cpus

Dell Intel Xeon E3-1270 v3 vs Lenovo Intel Xeon E5-4640

40specifications compared
18differ
22identical
16known for one product only

Key differences

Processor family
- Intel Xeon E3-1270 v3:Intel® Xeon® E3 V3 Family
- Intel Xeon E5-4640:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E3-1270 v3:E3-1270V3
- Intel Xeon E5-4640:E5-4640
Processor base frequency
- Intel Xeon E3-1270 v3:3.5 GHz
- Intel Xeon E5-4640:2.4 GHz
Processor cores
- Intel Xeon E3-1270 v3:4
- Intel Xeon E5-4640:8
Processor socket
- Intel Xeon E3-1270 v3:LGA 1150 (Socket H3)
- Intel Xeon E5-4640:LGA 2011 (Socket R)
Processor lithography
- Intel Xeon E3-1270 v3:22 nm
- Intel Xeon E5-4640:32 nm
Processor threads
- Intel Xeon E3-1270 v3:8
- Intel Xeon E5-4640:16
Processor boost frequency
- Intel Xeon E3-1270 v3:3.9 GHz
- Intel Xeon E5-4640:2.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E3-1270 v3, Intel Xeon E5-4640
56 specifications	A Dell Intel Xeon E3-1270 v3 View product	B Lenovo Intel Xeon E5-4640 View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® E3 V3 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E3-1270V3	E5-4640
Processor base frequencyDiffers	3.5 GHz	2.4 GHz
Processor coresDiffers	4	8
Processor socketDiffers	LGA 1150 (Socket H3)	LGA 2011 (Socket R)
Processor lithographyDiffers	22 nm	32 nm
Package typeKnown for one	Tray	Unknown — not stated by the source
Processor threadsDiffers	8	16
Processor boost frequencyDiffers	3.9 GHz	2.8 GHz
Processor cacheDiffers	8 MB	20 MB
Thermal Design Power (TDP)Differs	80 W	95 W
SteppingKnown for one	C0	Unknown — not stated by the source
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	51.2 GB/s
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.35 V
Processor codenameKnown for one	Unknown — not stated by the source	Sandy Bridge
Memory3 differ
Maximum internal memory supported by processorDiffers	32 GB	384 GB
Memory clock speeds supported by processorDiffers	1333,1600 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Dual-channel	Quad-channel
Features2 differ
Maximum number of PCI Express lanesDiffers	16	40
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Thermal solution specificationKnown for one	PCG 2013D	Unknown — not stated by the source
ScalabilityKnown for one	Unknown — not stated by the source	4S
Processor special features1 differ
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel TSX-NIKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	No

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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