Product comparison · 2 cpus

Lenovo E5-2609 v2 vs Lenovo E5-2640 v2

44specifications compared
10differ
34identical
3known for one product only

Key differences

Processor model
- E5-2609 v2:E5-2609V2
- E5-2640 v2:E5-2640V2
Processor base frequency
- E5-2609 v2:2.5 GHz
- E5-2640 v2:2 GHz
Processor cores
- E5-2609 v2:4
- E5-2640 v2:8
System bus rate
- E5-2609 v2:6.4 GT/s
- E5-2640 v2:7.2 GT/s
Processor cache
- E5-2609 v2:10 MB
- E5-2640 v2:20 MB
Thermal Design Power (TDP)
- E5-2609 v2:80 W
- E5-2640 v2:95 W
Memory bandwidth supported by processor (max)
- E5-2609 v2:42.6 GB/s
- E5-2640 v2:51.2 GB/s
Memory clock speeds supported by processor
- E5-2609 v2:800,1066,1333 MHz
- E5-2640 v2:800,1066,1333,1600,1866 MHz

Side by side

Differences highlightedShow differences only

Comparison of E5-2609 v2, E5-2640 v2
47 specifications	A Lenovo E5-2609 v2 View product	B Lenovo E5-2640 v2 View product
Processor7 differ
Processor family	Intel® Xeon® E5 V2 Family	Intel® Xeon® E5 V2 Family
Processor modelDiffers	E5-2609V2	E5-2640V2
Processor base frequencyDiffers	2.5 GHz	2 GHz
Processor coresDiffers	4	8
Processor socket	LGA 2011 (Socket R)	LGA 2011 (Socket R)
Processor lithography	22 nm	22 nm
Component for	Server/workstation	Server/workstation
System bus rateDiffers	6.4 GT/s	7.2 GT/s
Processor operating modes	64-bit	64-bit
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.5 GHz
Processor cacheDiffers	10 MB	20 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	80 W	95 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	42.6 GB/s	51.2 GB/s
Package typeKnown for one	Tray	Unknown — not stated by the source
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 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	Server	Server
PCI Express slots version	3.0	3.0
Supported instruction sets	AVX	AVX
Embedded options available	Yes	Yes
Scalability	2S	2S
Processor special features1 differ
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)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	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® Secure Key	Yes	Yes
Intel® vPro™ Platform Eligibility	Yes	Yes
Operational conditions1 differ
TcaseDiffers	71 °C	75 °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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