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Differences What are the advantages of each

Front view of Intel Xeon E5-2697 v3

Reasons to consider the
Intel Xeon E5-2697 v3

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Much 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
Much better PassMark score 21,608 vs 12,995 More than 65% better PassMark score
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Supports more RAM 786,432 MB vs 65,536 MB Supports 12x more RAM
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Front view of Intel Core i7 5820K

Reasons to consider the
Intel Core i7 5820K

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Much better performance per dollar 3.87 pt/$ vs 0.53 pt/$ More than 7.2x better performance per dollar
Higher clock speed 3.3 GHz vs 2.6 GHz More than 25% higher clock speed
Significantly better geekbench 3 single core score 3,412 vs 2,482 More than 35% better geekbench 3 single core score
Significantly better overclocked clock speed (Air) 4.34 GHz vs 3.29 GHz More than 30% better overclocked clock speed (Air)
Slightly lower typical power consumption 113.75W vs 117.81W Around 5% lower typical power consumption
Significantly better overclocked clock speed (Water) 4.51 GHz vs 3.55 GHz More than 25% better overclocked clock speed (Water)
Slightly better performance per watt 10.79 pt/W vs 10.17 pt/W More than 5% better performance per watt
Slightly lower annual home energy cost 33.73 $/year vs 34.93 $/year Around 5% lower annual home energy cost
Slightly lower annual commercial energy cost 122.64 $/year vs 127.02 $/year Around 5% lower annual commercial energy cost

Benchmarks Real world tests of Xeon E5-2697 v3 vs Core i7 5820K

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon E5-2697 v3
3,040,000 MB/s
Core i7 5820K
4,050,000 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

Cinebench R10 32-Bit

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Xeon E5-2697 v3  vs
Core i7 5820K 
Clock speed 2.6 GHz 3.3 GHz
Turbo clock speed 3.6 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 145W 140W
Annual home energy cost 34.93 $/year 33.73 $/year
Annual commercial energy cost 127.02 $/year 122.64 $/year
Performance per watt 10.17 pt/W 10.79 pt/W
Typical power consumption 117.81W 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

Xeon E5-2697 v3  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 22 nm 22 nm
Max CPUs 2 1

overclocking

Overclocked clock speed 3.29 GHz 4.34 GHz
Overclocked clock speed (Water) 3.55 GHz 4.51 GHz
Overclocked clock speed (Air) 3.29 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
Memory type
DDR
DDR4-1333
DDR4-1600
DDR4-2133
Channels Quad Channel Quad Channel
Supports ECC Yes No
Maximum memory size 786,432 MB 65,536 MB
Intel Xeon E5-2697 v3
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Intel Core i7 5820K
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