Product comparison · 2 cpus

HP Intel Xeon E5-2440 vs Lenovo Intel Xeon E5-2665

34specifications compared
13differ
21identical
18known for one product only

Key differences

Processor model
- Intel Xeon E5-2440:E5-2440
- Intel Xeon E5-2665:E5-2665
Processor cores
- Intel Xeon E5-2440:6
- Intel Xeon E5-2665:8
Processor socket
- Intel Xeon E5-2440:LGA 1356 (Socket B2)
- Intel Xeon E5-2665:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2440:12
- Intel Xeon E5-2665:16
System bus rate
- Intel Xeon E5-2440:7.2 GT/s
- Intel Xeon E5-2665:8 GT/s
Processor boost frequency
- Intel Xeon E5-2440:2.9 GHz
- Intel Xeon E5-2665:3.1 GHz
Processor cache
- Intel Xeon E5-2440:15 MB
- Intel Xeon E5-2665:20 MB
Thermal Design Power (TDP)
- Intel Xeon E5-2440:95 W
- Intel Xeon E5-2665:115 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2440, Intel Xeon E5-2665
52 specifications	A HP Intel Xeon E5-2440 View product	B Lenovo Intel Xeon E5-2665 View product
Processor9 differ
Processor modelDiffers	E5-2440	E5-2665
Processor coresDiffers	6	8
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor threadsDiffers	12	16
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor boost frequencyDiffers	2.9 GHz	3.1 GHz
Processor cacheDiffers	15 MB	20 MB
Thermal Design Power (TDP)Differs	95 W	115 W
SteppingKnown for one	Unknown — not stated by the source	C2
Bus typeKnown for one	Unknown — not stated by the source	QPI
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	31
Memory bandwidth supported by processor (max)Differs	32 GB/s	51.2 GB/s
Processor codeKnown for one	Unknown — not stated by the source	SR0L1
Memory3 differ
Maximum internal memory supported by processorDiffers	375 GB	750 GB
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Featuresidentical
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX
CPU configuration (max)Known for one	Unknown — not stated by the source	2
ScalabilityKnown for one	Unknown — not stated by the source	S2S
Processor special features1 differ
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	Yes	2.0
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	81.8 °C
Other featuresidentical
Height (imperial)Known for one	Unknown — not stated by the source	5.59 mm (0.22")
Weight & dimensionsidentical
Processor package sizeKnown for one	42.5 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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