Product comparison · 2 cpus

HP Intel Xeon X5670, FIO Kit vs NEC Intel Xeon E5640

37specifications compared
11differ
26identical
8known for one product only

Key differences

Processor model
- Intel Xeon X5670, FIO Kit:X5670
- Intel Xeon E5640:E5640
Processor base frequency
- Intel Xeon X5670, FIO Kit:2.93 GHz
- Intel Xeon E5640:2.66 GHz
Processor cores
- Intel Xeon X5670, FIO Kit:6
- Intel Xeon E5640:4
Processor threads
- Intel Xeon X5670, FIO Kit:12
- Intel Xeon E5640:8
System bus rate
- Intel Xeon X5670, FIO Kit:6.4 GT/s
- Intel Xeon E5640:5.86 GT/s
Processor operating modes
- Intel Xeon X5670, FIO Kit:32-bit, 64-bit
- Intel Xeon E5640:64-bit
Processor boost frequency
- Intel Xeon X5670, FIO Kit:3.33 GHz
- Intel Xeon E5640:2.93 GHz
Thermal Design Power (TDP)
- Intel Xeon X5670, FIO Kit:95 W
- Intel Xeon E5640:80 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon X5670, FIO Kit, Intel Xeon E5640
45 specifications	A HP Intel Xeon X5670, FIO Kit View product	B NEC Intel Xeon E5640 View product
Processor9 differ
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	X5670	E5640
Processor base frequencyDiffers	2.93 GHz	2.66 GHz
Processor coresDiffers	6	4
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	8
System bus rateDiffers	6.4 GT/s	5.86 GT/s
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor boost frequencyDiffers	3.33 GHz	2.93 GHz
Processor cache	12 MB	12 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	95 W	80 W
VID Voltage Range	0.75 - 1.35 V	0.75 - 1.35 V
SteppingKnown for one	Unknown — not stated by the source	B1
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	32 GB/s	25.6 GB/s
Memory1 differ
Maximum internal memory supported by processor	288 GB	288 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	No	No
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
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown 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® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
TcaseDiffers	81.3 °C	77.6 °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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