Product comparison · 2 cpus

NEC Intel Xeon E5-2690 vs NEC Intel Xeon E5640

38specifications compared
17differ
21identical
11known for one product only

Key differences

Processor family
- Intel Xeon E5-2690:Intel® Xeon® E5 Family
- Intel Xeon E5640:Intel® Xeon® 5000 Sequence
Processor model
- Intel Xeon E5-2690:E5-2690
- Intel Xeon E5640:E5640
Processor base frequency
- Intel Xeon E5-2690:2.9 GHz
- Intel Xeon E5640:2.66 GHz
Processor cores
- Intel Xeon E5-2690:8
- Intel Xeon E5640:4
Processor socket
- Intel Xeon E5-2690:LGA 2011 (Socket R)
- Intel Xeon E5640:Socket B (LGA 1366)
Processor threads
- Intel Xeon E5-2690:16
- Intel Xeon E5640:8
System bus rate
- Intel Xeon E5-2690:8 GT/s
- Intel Xeon E5640:5.86 GT/s
Processor boost frequency
- Intel Xeon E5-2690:3.8 GHz
- Intel Xeon E5640:2.93 GHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2690, Intel Xeon E5640
49 specifications	A NEC Intel Xeon E5-2690 View product	B NEC Intel Xeon E5640 View product
Processor11 differ
Processor familyDiffers	Intel® Xeon® E5 Family	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5-2690	E5640
Processor base frequencyDiffers	2.9 GHz	2.66 GHz
Processor coresDiffers	8	4
Processor socketDiffers	LGA 2011 (Socket R)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	16	8
System bus rateDiffers	8 GT/s	5.86 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.8 GHz	2.93 GHz
Processor cacheKnown for one	Unknown — not stated by the source	12 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L3
Thermal Design Power (TDP)Differs	135 W	80 W
VID Voltage RangeDiffers	0.6 - 1.35 V	0.75 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	B1
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	25.6 GB/s
Memory3 differ
Maximum internal memory supported by processorDiffers	750 GB	288 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066 MHz
Memory channelsDiffers	Quad-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Supported instruction setsDiffers	AVX	SSE4.2
CPU configuration (max)	2	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
ScalabilityKnown for one	S2S	Unknown — not stated by the source
Processor special features1 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	Yes
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	72 °C	77.6 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Weight & dimensionsidentical
Processor package sizeKnown for one	52.5 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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