Product comparison · 2 cpus

NEC Intel Xeon E3-1220 v2 vs NEC Intel Xeon E5-2450

40specifications compared
18differ
22identical
9known for one product only

Key differences

Processor family
- Intel Xeon E3-1220 v2:Intel® Xeon® E3 V2 Family
- Intel Xeon E5-2450:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E3-1220 v2:E3-1220V2
- Intel Xeon E5-2450:E5-2450
Processor base frequency
- Intel Xeon E3-1220 v2:3.1 GHz
- Intel Xeon E5-2450:2.1 GHz
Processor cores
- Intel Xeon E3-1220 v2:4
- Intel Xeon E5-2450:8
Processor lithography
- Intel Xeon E3-1220 v2:22 nm
- Intel Xeon E5-2450:32 nm
Processor threads
- Intel Xeon E3-1220 v2:4
- Intel Xeon E5-2450:16
System bus rate
- Intel Xeon E3-1220 v2:5 GT/s
- Intel Xeon E5-2450:8 GT/s
Processor boost frequency
- Intel Xeon E3-1220 v2:3.5 GHz
- Intel Xeon E5-2450:2.9 GHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E3-1220 v2, Intel Xeon E5-2450
49 specifications	A NEC Intel Xeon E3-1220 v2 View product	B NEC Intel Xeon E5-2450 View product
Processor13 differ
Processor familyDiffers	Intel® Xeon® E3 V2 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E3-1220V2	E5-2450
Processor base frequencyDiffers	3.1 GHz	2.1 GHz
Processor coresDiffers	4	8
Processor lithographyDiffers	22 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	4	16
System bus rateDiffers	5 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	3.5 GHz	2.9 GHz
Processor cacheDiffers	8 MB	20 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	69 W	95 W
VID Voltage RangeKnown for one	Unknown — not stated by the source	0.6 - 1.35 V
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608
SteppingDiffers	E1	C2
Bus typeDiffers	DMI	QPI
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	38.4 GB/s
Memory3 differ
Maximum internal memory supported by processorDiffers	32 GB	375 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1333,1600 MHz	800,1066,1333,1600 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Features2 differ
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 setsDiffers	AVX, SSE4.1, SSE4.2	AVX
CPU configuration (max)Differs	1	2
ScalabilityKnown for one	Unknown — not stated by the source	S2S
PCI Express configurationsKnown for one	1x16+1x4, 1x8+3x4, 2x8+1x4	Unknown — not stated by the source
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)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel Demand Based Switching	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	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 Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
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.

More cpu comparisons

All cpu comparisons