Product comparison · 2 cpus

Lenovo Intel Xeon E5-4603 v2 vs Lenovo Intel Xeon E5-4620

44specifications compared
11differ
33identical
10known for one product only

Key differences

Processor family
- Intel Xeon E5-4603 v2:Intel® Xeon® E5 V2 Family
- Intel Xeon E5-4620:Intel® Xeon® E5 Family
Processor model
- Intel Xeon E5-4603 v2:E5-4603V2
- Intel Xeon E5-4620:E5-4620
Processor cores
- Intel Xeon E5-4603 v2:4
- Intel Xeon E5-4620:8
Processor lithography
- Intel Xeon E5-4603 v2:22 nm
- Intel Xeon E5-4620:32 nm
Processor threads
- Intel Xeon E5-4603 v2:8
- Intel Xeon E5-4620:16
System bus rate
- Intel Xeon E5-4603 v2:6.4 GT/s
- Intel Xeon E5-4620:7.2 GT/s
Processor cache
- Intel Xeon E5-4603 v2:10 MB
- Intel Xeon E5-4620:16 MB
VID Voltage Range
- Intel Xeon E5-4603 v2:0.65 - 1.3 V
- Intel Xeon E5-4620:0.6 - 1.35 V

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-4603 v2, Intel Xeon E5-4620
54 specifications	A Lenovo Intel Xeon E5-4603 v2 View product	B Lenovo Intel Xeon E5-4620 View product
Processor9 differ
Processor familyDiffers	Intel® Xeon® E5 V2 Family	Intel® Xeon® E5 Family
Processor modelDiffers	E5-4603V2	E5-4620
Processor base frequency	2.2 GHz	2.2 GHz
Processor coresDiffers	4	8
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithographyDiffers	22 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	8	16
System bus rateDiffers	6.4 GT/s	7.2 GT/s
Processor operating modes	64-bit	64-bit
Processor cacheDiffers	10 MB	16 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	95 W	95 W
VID Voltage RangeDiffers	0.65 - 1.3 V	0.6 - 1.35 V
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)	42.6 GB/s	42.6 GB/s
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
Memory1 differ
Maximum internal memory supported by processorDiffers	768 GB	384 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Maximum number of PCI Express lanes	40	40
PCI Express slots version	3.0	3.0
PCI Express configurationsKnown for one	1x4, 1x8, 1x16	Unknown — not stated by the source
Supported instruction sets	AVX	AVX
CPU configuration (max)Known for one	4	Unknown — not stated by the source
Embedded options available	No	No
Scalability	4S	4S
Processor special features1 differ
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 Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel Demand Based Switching	Yes	Yes
Intel TSX-NIKnown for one	No	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® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® vPro™ Platform EligibilityKnown for one	Unknown — not stated by the source	No
Operational conditionsidentical
TcaseKnown for one	77 °C	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.

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