Product comparison · 2 cpus

HP Intel Xeon E3-1280 vs Lenovo Intel Xeon E7-2803

15specifications compared
12differ
3identical
20known for one product only

Key differences

Processor family
- Intel Xeon E3-1280:Intel® Xeon® E3 Family
- Intel Xeon E7-2803:Intel® Xeon® E7 Family
Processor model
- Intel Xeon E3-1280:E3-1280
- Intel Xeon E7-2803:E7-2803
Processor base frequency
- Intel Xeon E3-1280:3.5 GHz
- Intel Xeon E7-2803:1.73 GHz
Processor cores
- Intel Xeon E3-1280:4
- Intel Xeon E7-2803:6
Processor socket
- Intel Xeon E3-1280:LGA 1155 (Socket H2)
- Intel Xeon E7-2803:LGA 1567 (Socket LS)
Component for
- Intel Xeon E3-1280:PC
- Intel Xeon E7-2803:Server/workstation
Processor threads
- Intel Xeon E3-1280:8
- Intel Xeon E7-2803:12
System bus rate
- Intel Xeon E3-1280:5 GT/s
- Intel Xeon E7-2803:4.8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E3-1280, Intel Xeon E7-2803
35 specifications	A HP Intel Xeon E3-1280 View product	B Lenovo Intel Xeon E7-2803 View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® E3 Family	Intel® Xeon® E7 Family
Processor modelDiffers	E3-1280	E7-2803
Processor base frequencyDiffers	3.5 GHz	1.73 GHz
Processor coresDiffers	4	6
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1567 (Socket LS)
Component forDiffers	PC	Server/workstation
Processor threadsDiffers	8	12
System bus rateDiffers	5 GT/s	4.8 GT/s
Processor boost frequencyKnown for one	3.9 GHz	Unknown — not stated by the source
Processor cacheDiffers	8 MB	18 MB
Thermal Design Power (TDP)Differs	95 W	105 W
CPU multiplier (bus/core ratio)Differs	35	13
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	SLC3M
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® 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	73.6 °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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