Product comparison · 2 cpus

Fujitsu Intel Xeon E5-1650 vs NEC Intel Xeon E5-2643

38specifications compared
8differ
30identical
11known for one product only

Key differences

Processor model
- Intel Xeon E5-1650:E5-1650
- Intel Xeon E5-2643:E5-2643
Processor base frequency
- Intel Xeon E5-1650:3.2 GHz
- Intel Xeon E5-2643:3.3 GHz
Processor cores
- Intel Xeon E5-1650:6
- Intel Xeon E5-2643:4
Processor threads
- Intel Xeon E5-1650:12
- Intel Xeon E5-2643:8
System bus rate
- Intel Xeon E5-1650:0 GT/s
- Intel Xeon E5-2643:8 GT/s
Processor boost frequency
- Intel Xeon E5-1650:3.8 GHz
- Intel Xeon E5-2643:3.5 GHz
Number of QPI links
- Intel Xeon E5-1650:1
- Intel Xeon E5-2643:2
Maximum internal memory supported by processor
- Intel Xeon E5-1650:375 GB
- Intel Xeon E5-2643:750 GB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-1650, Intel Xeon E5-2643
49 specifications	A Fujitsu Intel Xeon E5-1650 View product	B NEC Intel Xeon E5-2643 View product
Processor7 differ
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-1650	E5-2643
Processor base frequencyDiffers	3.2 GHz	3.3 GHz
Processor coresDiffers	6	4
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	8
System bus rateDiffers	0 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.8 GHz	3.5 GHz
Thermal Design Power (TDP)	130 W	130 W
VID Voltage Range	0.6 - 1.35 V	0.6 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	M1
Bus typeKnown for one	Unknown — not stated by the source	QPI
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)	51.2 GB/s	51.2 GB/s
Processor cacheKnown for one	12 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L3	Unknown — not stated by the source
Compatible chipsetsKnown for one	Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processorDiffers	375 GB	750 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066,1333,1600 MHz	800,1066,1333,1600 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Supported instruction sets	AVX	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 featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory Access	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® Turbo Boost Technology	2.0	2.0
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® vPro™ Platform Eligibility	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	73 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	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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