Product comparison · 2 cpus

NEC Intel Xeon E5-2403 vs NEC Intel Xeon E5-2650

39specifications compared
13differ
26identical
9known for one product only

Key differences

Processor model
- Intel Xeon E5-2403:E5-2403
- Intel Xeon E5-2650:E5-2650
Processor base frequency
- Intel Xeon E5-2403:1.8 GHz
- Intel Xeon E5-2650:2 GHz
Processor cores
- Intel Xeon E5-2403:4
- Intel Xeon E5-2650:8
Processor socket
- Intel Xeon E5-2403:LGA 1356 (Socket B2)
- Intel Xeon E5-2650:LGA 2011 (Socket R)
Processor threads
- Intel Xeon E5-2403:4
- Intel Xeon E5-2650:16
System bus rate
- Intel Xeon E5-2403:6.4 GT/s
- Intel Xeon E5-2650:8 GT/s
Thermal Design Power (TDP)
- Intel Xeon E5-2403:80 W
- Intel Xeon E5-2650:95 W
Number of QPI links
- Intel Xeon E5-2403:1
- Intel Xeon E5-2650:2

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2403, Intel Xeon E5-2650
48 specifications	A NEC Intel Xeon E5-2403 View product	B NEC Intel Xeon E5-2650 View product
Processor9 differ
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-2403	E5-2650
Processor base frequencyDiffers	1.8 GHz	2 GHz
Processor coresDiffers	4	8
Processor socketDiffers	LGA 1356 (Socket B2)	LGA 2011 (Socket R)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	4	16
System bus rateDiffers	6.4 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheKnown for one	10 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L3	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	80 W	95 W
VID Voltage Range	0.6 - 1.35 V	0.6 - 1.35 V
SteppingKnown for one	M1	Unknown — not stated by the source
Bus type	QPI	QPI
Number of QPI linksDiffers	1	2
Memory bandwidth supported by processor (max)Differs	25 GB/s	51.2 GB/s
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.8 GHz
Memory3 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 processorDiffers	800,1066 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Triple-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card modelKnown for one	Not available	Unknown — not stated by the source
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
PCI Express slots version	3.0	3.0
Supported instruction sets	AVX	AVX
CPU configuration (max)	2	2
Scalability	S2S	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® Smart CacheKnown for one	Yes	Unknown — not stated by the source
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® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	2.0
Weight & dimensions1 differ
Processor package sizeDiffers	45 mm	52.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Operational conditionsidentical
TcaseKnown for one	Unknown — not stated by the source	77.4 °C

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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