Product comparison · 2 cpus

HP Intel Xeon E5440, Ref vs NEC Intel Xeon E5-2690

22specifications compared
14differ
8identical
28known for one product only

Key differences

Processor family
- Intel Xeon E5440, Ref:Intel® Xeon® 5000 Sequence
- Intel Xeon E5-2690:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E5440, Ref:E5440
- Intel Xeon E5-2690:E5-2690
Processor base frequency
- Intel Xeon E5440, Ref:2.83 GHz
- Intel Xeon E5-2690:2.9 GHz
Processor cores
- Intel Xeon E5440, Ref:4
- Intel Xeon E5-2690:8
Processor socket
- Intel Xeon E5440, Ref:LGA 771 (Socket J)
- Intel Xeon E5-2690:LGA 2011 (Socket R)
Processor lithography
- Intel Xeon E5440, Ref:45 nm
- Intel Xeon E5-2690:32 nm
Processor threads
- Intel Xeon E5440, Ref:4
- Intel Xeon E5-2690:16
Processor operating modes
- Intel Xeon E5440, Ref:32-bit, 64-bit
- Intel Xeon E5-2690:64-bit

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5440, Ref, Intel Xeon E5-2690
50 specifications	A HP Intel Xeon E5440, Ref View product	B NEC Intel Xeon E5-2690 View product
Processor10 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® E5 Family
Processor modelDiffers	E5440	E5-2690
Processor base frequencyDiffers	2.83 GHz	2.9 GHz
Processor coresDiffers	4	8
Processor socketDiffers	LGA 771 (Socket J)	LGA 2011 (Socket R)
Processor lithographyDiffers	45 nm	32 nm
Processor threadsDiffers	4	16
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.8 GHz
Thermal Design Power (TDP)Differs	80 W	135 W
VID Voltage RangeDiffers	0.850 - 1.350 V	0.6 - 1.35 V
Bus typeKnown for one	Unknown — not stated by the source	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	51.2 GB/s
Processor cacheKnown for one	12 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
FSB ParityKnown for one	Yes	Unknown — not stated by the source
Memoryidentical
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	750 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066,1333,1600 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Quad-channel
ECCKnown for one	Unknown — not stated by the source	Yes
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
Number of Graphics & IMC Die TransistorsKnown for one	820 M	Unknown — not stated by the source
Graphics & IMC Die SizeKnown for one	214 mm²	Unknown — not stated by the source
Processor special features2 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® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
TcaseDiffers	67 °C	72 °C
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	52.5 mm
Other features1 differ
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Graphicsidentical
On-board graphics cardKnown for one	No	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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