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Differences What are the advantages of each

Front view of Intel E5-2650LV4

Reasons to consider the
Intel E5-2650LV4

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Lower typical power consumption 52.81W vs 60.94W Around 15% lower typical power consumption
Lower annual commercial energy cost 56.94 $/year vs 65.7 $/year Around 15% lower annual commercial energy cost
Lower annual home energy cost 15.66 $/year vs 18.07 $/year Around 15% lower annual home energy cost
Front view of Intel E5-2648LV4

Reasons to consider the
Intel E5-2648LV4

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Significantly higher Maximum operating temperature 87 °C vs 64 °C More than 35% higher Maximum operating temperature

Features Key features of the E5-2650LV4  vs E5-2648LV4 

clock speed

E5-2650LV4
1.7 GHz
E5-2648LV4
1.8 GHz

turbo clock speed

E5-2650LV4
2.5 GHz
E5-2648LV4
2.5 GHz

L3 cache

E5-2650LV4
35 MB
E5-2648LV4
35 MB

TDP

Specifications Full list of technical specs

summary

E5-2650LV4  vs
E5-2648LV4 
Clock speed 1.7 GHz 1.8 GHz
Turbo clock speed 2.5 GHz 2.5 GHz
Cores Processing Cores Processing Cores

features

Has a NX bit Yes Yes
Supports trusted computing Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
AES
AVX
AVX 2.0
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes Yes
Maximum memory size 1,572,864 MB 1,572,864 MB

details

E5-2650LV4  vs
E5-2648LV4 
Architecture x86-64 x86-64
Threads 28 28
L3 cache 35 MB 35 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 2 2
Operating temperature Unknown - 64°C Unknown - 87°C

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

power consumption

TDP 65W 75W
Annual home energy cost 15.66 $/year 18.07 $/year
Annual commercial energy cost 56.94 $/year 65.7 $/year
Typical power consumption 52.81W 60.94W

bus

Architecture QPI QPI
Number of links 2 2
Data rate 76,800 MB/s 76,800 MB/s
Transfer rate 9,600 MT/s 9,600 MT/s
Clock speed 4,800 MHz 4,800 MHz
Intel E5-2650LV4
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Intel E5-2648LV4
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