Product comparison · 2 cpus

Lenovo Intel Xeon E5-2420 vs NEC Intel Xeon E5-2450

44specifications compared
10differ
34identical
7known for one product only

Key differences

Processor model
- Intel Xeon E5-2420:E5-2420
- Intel Xeon E5-2450:E5-2450
Processor base frequency
- Intel Xeon E5-2420:1.9 GHz
- Intel Xeon E5-2450:2.1 GHz
Processor cores
- Intel Xeon E5-2420:6
- Intel Xeon E5-2450:8
Processor threads
- Intel Xeon E5-2420:12
- Intel Xeon E5-2450:16
System bus rate
- Intel Xeon E5-2420:7.2 GT/s
- Intel Xeon E5-2450:8 GT/s
Processor boost frequency
- Intel Xeon E5-2420:2.4 GHz
- Intel Xeon E5-2450:2.9 GHz
Processor cache
- Intel Xeon E5-2420:15 MB
- Intel Xeon E5-2450:20 MB
Memory bandwidth supported by processor (max)
- Intel Xeon E5-2420:32 GB/s
- Intel Xeon E5-2450:38.4 GB/s

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2420, Intel Xeon E5-2450
51 specifications	A Lenovo Intel Xeon E5-2420 View product	B NEC Intel Xeon E5-2450 View product
Processor8 differ
Processor family	Intel® Xeon® E5 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-2420	E5-2450
Processor base frequencyDiffers	1.9 GHz	2.1 GHz
Processor coresDiffers	6	8
Processor socketKnown for one	LGA 1356 (Socket B2)	Unknown — not stated by the source
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	12	16
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.4 GHz	2.9 GHz
Processor cacheDiffers	15 MB	20 MB
Processor cache type	L3	L3
L3 cache speedKnown for one	1.9 GHz	Unknown — not stated by the source
Thermal Design Power (TDP)	95 W	95 W
VID Voltage Range	0.6 - 1.35 V	0.6 - 1.35 V
Stepping	C2	C2
Bus type	QPI	QPI
Number of QPI links	1	1
Memory bandwidth supported by processor (max)Differs	32 GB/s	38.4 GB/s
Compatible chipsetsKnown for one	Unknown — not stated by the source	Intel® C602, Intel® C602J, Intel® C604, Intel® C606, Intel C608
Memory1 differ
Maximum internal memory supported by processor	375 GB	375 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	Triple-channel	Triple-channel
ECC	Yes	Yes
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
Embedded options availableKnown for one	No	Unknown — not stated by the source
Scalability	S2S	S2S
Processor special features1 differ
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)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	Yes	2.0
Intel Demand Based Switching	Yes	Yes
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
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
Weight & dimensionsidentical
Processor package sizeKnown for one	45 mm	Unknown — not stated by the source
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	No

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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