Product comparison · 2 cpus

Lenovo Intel Xeon E5-2628L v2 vs Lenovo Intel Xeon E5-2648L v2

49specifications compared
8differ
41identical
2known for one product only

Key differences

Processor model
- Intel Xeon E5-2628L v2:E5-2628LV2
- Intel Xeon E5-2648L v2:E5-2648LV2
Processor cores
- Intel Xeon E5-2628L v2:8
- Intel Xeon E5-2648L v2:10
Processor threads
- Intel Xeon E5-2628L v2:16
- Intel Xeon E5-2648L v2:20
System bus rate
- Intel Xeon E5-2628L v2:7.2 GT/s
- Intel Xeon E5-2648L v2:8 GT/s
Processor boost frequency
- Intel Xeon E5-2628L v2:2.4 GHz
- Intel Xeon E5-2648L v2:2.5 GHz
Processor cache
- Intel Xeon E5-2628L v2:20 MB
- Intel Xeon E5-2648L v2:25 MB
Memory bandwidth supported by processor (max)
- Intel Xeon E5-2628L v2:51.2 GB/s
- Intel Xeon E5-2648L v2:59.7 GB/s
Memory clock speeds supported by processor
- Intel Xeon E5-2628L v2:800,1066,1333,1600 MHz
- Intel Xeon E5-2648L v2:800,1066,1333,1600,1866 MHz

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E5-2628L v2, Intel Xeon E5-2648L v2
51 specifications	A Lenovo Intel Xeon E5-2628L v2 View product	B Lenovo Intel Xeon E5-2648L v2 View product
Processor7 differ
Processor family	Intel® Xeon® E5 V2 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-2628LV2	E5-2648LV2
Processor base frequency	1.9 GHz	1.9 GHz
Processor coresDiffers	8	10
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	22 nm	22 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	16	20
System bus rateDiffers	7.2 GT/s	8 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyDiffers	2.4 GHz	2.5 GHz
Processor cacheDiffers	20 MB	25 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)	70 W	70 W
VID Voltage Range	0.65 - 1.30 V	0.65 - 1.30 V
Bus type	QPI	QPI
Number of QPI links	2	2
Memory bandwidth supported by processor (max)Differs	51.2 GB/s	59.7 GB/s
Memory1 differ
Maximum internal memory supported by processor	768 GB	768 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	800,1066,1333,1600 MHz	800,1066,1333,1600,1866 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	Embedded	Embedded
Maximum number of PCI Express lanes	40	40
PCI Express slots version	3.0	3.0
Supported instruction setsKnown for one	AVX	Unknown — not stated by the source
CPU configuration (max)	2	2
Embedded options available	Yes	Yes
Scalability	2S	2S
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Flex Memory Access	No	No
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® Identity Protection Technology (Intel® IPT)	No	No
Intel® Turbo Boost Technology	2.0	2.0
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® OS Guard	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Operational conditionsidentical
Tcase	92 °C	92 °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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