Product comparison · 2 cpus

HP Intel Xeon E3-1270 vs Lenovo Intel Xeon E7-2820

16specifications compared
13differ
3identical
20known for one product only

Key differences

Processor family
- Intel Xeon E3-1270:Intel® Xeon® E3 Family
- Intel Xeon E7-2820:Intel® Xeon® E7 Family
Processor model
- Intel Xeon E3-1270:E3-1270
- Intel Xeon E7-2820:E7-2820
Processor base frequency
- Intel Xeon E3-1270:3.4 GHz
- Intel Xeon E7-2820:2 GHz
Processor cores
- Intel Xeon E3-1270:4
- Intel Xeon E7-2820:8
Processor socket
- Intel Xeon E3-1270:LGA 1155 (Socket H2)
- Intel Xeon E7-2820:LGA 1567 (Socket LS)
Component for
- Intel Xeon E3-1270:PC
- Intel Xeon E7-2820:Server/workstation
Processor threads
- Intel Xeon E3-1270:8
- Intel Xeon E7-2820:16
System bus rate
- Intel Xeon E3-1270:5 GT/s
- Intel Xeon E7-2820:5.86 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E3-1270, Intel Xeon E7-2820
36 specifications	A HP Intel Xeon E3-1270 View product	B Lenovo Intel Xeon E7-2820 View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® E3 Family	Intel® Xeon® E7 Family
Processor modelDiffers	E3-1270	E7-2820
Processor base frequencyDiffers	3.4 GHz	2 GHz
Processor coresDiffers	4	8
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1567 (Socket LS)
Component forDiffers	PC	Server/workstation
Processor threadsDiffers	8	16
System bus rateDiffers	5 GT/s	5.86 GT/s
Processor boost frequencyDiffers	3.8 GHz	2.666 GHz
Processor cacheDiffers	8 MB	18 MB
Thermal Design Power (TDP)Differs	80 W	105 W
CPU multiplier (bus/core ratio)Differs	34	15
Memory bandwidth supported by processor (max)Known for one	21 GB/s	Unknown — not stated by the source
SteppingKnown for one	Unknown — not stated by the source	A2
Processor codeKnown for one	Unknown — not stated by the source	SLC3R
Memoryidentical
Maximum internal memory supported by processorKnown for one	32 GB	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1066,1333 MHz	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Features1 differ
Market segmentDiffers	Desktop	Server
Processor special featuresidentical
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Temperature (max)Known for one	69.1 °C	Unknown — not stated by the source
Operational conditionsidentical
Maximum operating temperatureKnown for one	Unknown — not stated by the source	64 °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.

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