Product comparison · 2 cpus

Fujitsu Intel Xeon W3580 vs NEC Intel Xeon E5-2650L

41specifications compared
25differ
16identical
18known for one product only

Key differences

Processor family
- Intel Xeon W3580:Intel® Xeon®
- Intel Xeon E5-2650L:Intel® Xeon® E5 Family
Processor model
- Intel Xeon W3580:W3580
- Intel Xeon E5-2650L:E5-2650L
Processor base frequency
- Intel Xeon W3580:3.33 GHz
- Intel Xeon E5-2650L:1.8 GHz
Processor cores
- Intel Xeon W3580:4
- Intel Xeon E5-2650L:8
Processor socket
- Intel Xeon W3580:LGA 1366 (Socket B)
- Intel Xeon E5-2650L:LGA 2011 (Socket R)
Processor lithography
- Intel Xeon W3580:45 nm
- Intel Xeon E5-2650L:32 nm
Processor threads
- Intel Xeon W3580:8
- Intel Xeon E5-2650L:16
System bus rate
- Intel Xeon W3580:6.4 GT/s
- Intel Xeon E5-2650L:8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon W3580, Intel Xeon E5-2650L
59 specifications	A Fujitsu Intel Xeon W3580 View product	B NEC Intel Xeon E5-2650L View product
Processor15 differ
Processor familyDiffers	Intel® Xeon®	Intel® Xeon® E5 Family
Processor modelDiffers	W3580	E5-2650L
Processor base frequencyDiffers	3.33 GHz	1.8 GHz
Processor coresDiffers	4	8
Processor socketDiffers	LGA 1366 (Socket B)	LGA 2011 (Socket R)
Processor lithographyDiffers	45 nm	32 nm
Processor threadsDiffers	8	16
System bus rateDiffers	6.4 GT/s	8 GT/s
Processor boost frequencyDiffers	3.6 GHz	2.3 GHz
Processor cacheDiffers	8 MB	20 MB
Processor cache typeDiffers	Smart Cache	L3
Thermal Design Power (TDP)Differs	130 W	70 W
VID Voltage RangeDiffers	0.8 - 1.375 V	0.6 - 1.35 V
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	32 GB/s	51.2 GB/s
Processor codenameKnown for one	Unknown — not stated by the source	Sandy Bridge
SteppingKnown for one	D0	Unknown — not stated by the source
Memory3 differ
Maximum internal memory supported by processorDiffers	24 GB	384 GB
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
Graphicsidentical
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
Features3 differ
Thermal Monitoring TechnologiesDiffers	No	Yes
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Supported instruction setsDiffers	SSE4.2	AVX
CPU configuration (max)Differs	1	2
ScalabilityKnown for one	Unknown — not stated by the source	2S
Number of Processing Die TransistorsKnown for one	731 M	Unknown — not stated by the source
Processing Die sizeKnown for one	263 mm²	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor special features3 differ
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	1.0	2.0
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	67.9 °C	72 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-d, VT-x

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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