Product comparison · 2 cpus

HP Intel Xeon X5670, FIO Kit, Ref vs NEC Intel Xeon E5-2403

33specifications compared
14differ
19identical
16known for one product only

Key differences

The HP Intel Xeon X5670, FIO Kit, Ref has 1.13 GHz more processor base frequency than the NEC Intel Xeon E5-2403 (2.93 GHz vs 1.8 GHz). The HP Intel Xeon X5670, FIO Kit, Ref has 2 more processor cores than the NEC Intel Xeon E5-2403 (6 vs 4). The HP Intel Xeon X5670, FIO Kit, Ref has 8 more processor threads than the NEC Intel Xeon E5-2403 (12 vs 4). Processor family: Intel® Xeon® 5000 Sequence on the HP Intel Xeon X5670, FIO Kit, Ref, Intel® Xeon® E5 Family on the NEC Intel Xeon E5-2403. Processor model: X5670 on the HP Intel Xeon X5670, FIO Kit, Ref, E5-2403 on the NEC Intel Xeon E5-2403.

Processor family
- Intel Xeon X5670, FIO Kit, Ref:Intel® Xeon® 5000 Sequence
- Intel Xeon E5-2403:Intel® Xeon® E5 Family
Processor model
- Intel Xeon X5670, FIO Kit, Ref:X5670
- Intel Xeon E5-2403:E5-2403
Processor base frequency
- Intel Xeon X5670, FIO Kit, Ref:2.93 GHz
- Intel Xeon E5-2403:1.8 GHz
Processor cores
- Intel Xeon X5670, FIO Kit, Ref:6
- Intel Xeon E5-2403:4
Processor socket
- Intel Xeon X5670, FIO Kit, Ref:Socket B (LGA 1366)
- Intel Xeon E5-2403:LGA 1356 (Socket B2)
Processor threads
- Intel Xeon X5670, FIO Kit, Ref:12
- Intel Xeon E5-2403:4
Processor operating modes
- Intel Xeon X5670, FIO Kit, Ref:32-bit, 64-bit
- Intel Xeon E5-2403:64-bit
Processor cache
- Intel Xeon X5670, FIO Kit, Ref:12 MB
- Intel Xeon E5-2403:10 MB

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon X5670, FIO Kit, Ref, Intel Xeon E5-2403
49 specifications	A HP Intel Xeon X5670, FIO Kit, Ref View product	B NEC Intel Xeon E5-2403 View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® E5 Family
Processor modelDiffers	X5670	E5-2403
Processor base frequencyDiffers	2.93 GHz	1.8 GHz
Processor coresDiffers	6	4
Processor socketDiffers	Socket B (LGA 1366)	LGA 1356 (Socket B2)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	4
System bus rate	6.4 GT/s	6.4 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor cacheDiffers	12 MB	10 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	95 W	80 W
VID Voltage RangeDiffers	0.75 - 1.35 V	0.6 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	M1
Bus type	QPI	QPI
Number of QPI linksDiffers	2	1
Memory bandwidth supported by processor (max)Differs	32 GB/s	25 GB/s
Processor boost frequencyKnown for one	3.33 GHz	Unknown — not stated by the source
Memory2 differ
Maximum internal memory supported by processorDiffers	288 GB	375 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333 MHz	800,1066 MHz
Memory channels	Triple-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Market segment	Server	Server
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Supported instruction setsKnown for one	Unknown — not stated by the source	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 AccessKnown for one	Unknown — not stated by the source	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	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® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
Processor package sizeKnown for one	Unknown — not stated by the source	45 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Operational conditionsidentical
TcaseKnown for one	81.3 °C	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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