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Differences What are the advantages of each

Front view of Intel E5-2658V4

Reasons to consider the
Intel E5-2658V4

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Much newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly more l3 cache 35 MB vs 15 MB More than 2.2x more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 14 vs 6 8 more cores; run more applications at once
More threads 28 vs 12 16 more threads
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Supports more RAM 1,572,864 MB vs 65,536 MB Supports 24x more RAM
Lower typical power consumption 85.31W vs 113.75W 25% lower typical power consumption
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Newer Jan, 2016 vs Jul, 2014 Release date over 1 years later
Lower annual commercial energy cost 91.98 $/year vs 122.64 $/year Around 25% lower annual commercial energy cost
Lower annual home energy cost 25.29 $/year vs 33.73 $/year 25% lower annual home energy cost
Front view of Intel Core i7 5820K

Reasons to consider the
Intel Core i7 5820K

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Significantly higher clock speed 3.3 GHz vs 2.3 GHz Around 45% higher clock speed
Significantly higher turbo clock speed 3.6 GHz vs 2.8 GHz Around 30% higher turbo clock speed
Better overclocked clock speed (Air) 4.34 GHz vs 2.3 GHz Around 90% better overclocked clock speed (Air)
Better overclocked clock speed (Water) 4.53 GHz vs 2.3 GHz More than 95% better overclocked clock speed (Water)

Features Key features of the E5-2658V4  vs Core i7 5820K 

clock speed

E5-2658V4
2.3 GHz
Core i7 5820K
3.3 GHz

turbo clock speed

E5-2658V4
2.8 GHz
Core i7 5820K
3.6 GHz

L3 cache

E5-2658V4
35 MB

overclocked clock speed (air)

E5-2658V4
2.3 GHz
Core i7 5820K
4.34 GHz

overclocked clock speed (water)

E5-2658V4
2.3 GHz
Core i7 5820K
4.53 GHz

TDP

Specifications Full list of technical specs

summary

E5-2658V4  vs
Core i7 5820K 
Clock speed 2.3 GHz 3.3 GHz
Turbo clock speed 2.8 GHz 3.6 GHz
Cores Processing Cores Hexa core

features

Has a NX bit Yes Yes
Supports trusted computing Yes No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 105W 140W
Annual home energy cost 25.29 $/year 33.73 $/year
Annual commercial energy cost 91.98 $/year 122.64 $/year
Typical power consumption 85.31W 113.75W

bus

Architecture QPI QPI
Number of links 2 0
Transfer rate 9,600 MT/s 0 MT/s
Clock speed 4,800 MHz 0 MHz

details

E5-2658V4  vs
Core i7 5820K 
Architecture x86-64 x86-64
Threads 28 12
L3 cache 35 MB 15 MB
L3 cache per core 2.5 MB/core 2.5 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 2 1

overclocking

Overclocked clock speed 2.3 GHz 4.34 GHz
Overclocked clock speed (Water) 2.3 GHz 4.53 GHz
Overclocked clock speed (Air) 2.3 GHz 4.34 GHz

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

memory controller

Memory controller Built-in Built-in
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum memory size 1,572,864 MB 65,536 MB
Intel E5-2658V4
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Intel Core i7 5820K
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