Product comparison · 2 cpus

Fujitsu Intel Xeon Processor E5-2603 v2 vs NEC Intel Xeon E5-2620v2 6C 2.1GHz

42specifications compared
11differ
31identical
9known for one product only

Key differences

Processor model
- Intel Xeon Processor E5-2603 v2:E5-2603V2
- Intel Xeon E5-2620v2 6C 2.1GHz:E5-2620V2
Processor base frequency
- Intel Xeon Processor E5-2603 v2:1.8 GHz
- Intel Xeon E5-2620v2 6C 2.1GHz:2.1 GHz
Processor cores
- Intel Xeon Processor E5-2603 v2:4
- Intel Xeon E5-2620v2 6C 2.1GHz:6
Processor threads
- Intel Xeon Processor E5-2603 v2:4
- Intel Xeon E5-2620v2 6C 2.1GHz:12
System bus rate
- Intel Xeon Processor E5-2603 v2:6.4 GT/s
- Intel Xeon E5-2620v2 6C 2.1GHz:7.2 GT/s
Processor cache
- Intel Xeon Processor E5-2603 v2:10 MB
- Intel Xeon E5-2620v2 6C 2.1GHz:15 MB
Memory bandwidth supported by processor (max)
- Intel Xeon Processor E5-2603 v2:42.6 GB/s
- Intel Xeon E5-2620v2 6C 2.1GHz:51.2 GB/s
Memory clock speeds supported by processor
- Intel Xeon Processor E5-2603 v2:800,1066,1333 MHz
- Intel Xeon E5-2620v2 6C 2.1GHz:800,1066,1333,1600 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon Processor E5-2603 v2, Intel Xeon E5-2620v2 6C 2.1GHz
51 specifications	A Fujitsu Intel Xeon Processor E5-2603 v2 View product	B NEC Intel Xeon E5-2620v2 6C 2.1GHz View product
Processor7 differ
Processor family	Intel® Xeon® E5 V2 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-2603V2	E5-2620V2
Processor base frequencyDiffers	1.8 GHz	2.1 GHz
Processor coresDiffers	4	6
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	22 nm	22 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	4	12
System bus rateDiffers	6.4 GT/s	7.2 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
Processor cacheDiffers	10 MB	15 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	80 W	80 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.30 V
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	42.6 GB/s	51.2 GB/s
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Memory1 differ
Maximum internal memory supported by processor	768 GB	768 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066,1333,1600 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Features1 differ
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	40
PCI Express slots version	3.0	3.0
Embedded options availableDiffers	No	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Scalability	2S	2S
Supported instruction setsKnown for one	AVX	Unknown — not stated by the source
CPU configuration (max)Known for one	2	Unknown — not stated by the source
Processor special features2 differ
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	No	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® Secure Key	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Operational conditionsidentical
Tcase	71 °C	71 °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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