CPUBoss Review Our evaluation of 6700K vs 6172 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

8.2

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 6700K 

CPUBoss recommends the Intel Core i7 6700K  based on its .

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VS

Differences What are the advantages of each

Front view of Intel Core i7 6700K

Reasons to consider the
Intel Core i7 6700K

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Much higher clock speed 4 GHz vs 2.1 GHz More than 90% higher clock speed
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much newer manufacturing process 14 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better geekbench 3 Multi-Core score 17,583 vs 3,906 More than 4.5x better geekbench 3 Multi-Core score
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better geekbench 3 single core score 4,510 vs 1,050 More than 4.2x better geekbench 3 single core score
Much better overclocked clock speed (Air) 4.61 GHz vs 2.5 GHz Around 85% better overclocked clock speed (Air)
Significantly lower typical power consumption 73.94W vs 93.44W More than 20% lower typical power consumption
Significantly more l3 cache per core 2 MB/core vs 1 MB/core 2x more l3 cache per core
Newer Jul, 2015 vs Mar, 2010 Release date over 5 years later
Better performance per watt 3.49 pt/W vs 0.99 pt/W More than 3.5x better performance per watt
Much better overclocked clock speed (Water) 4.77 GHz vs 2.1 GHz More than 2.2x better overclocked clock speed (Water)
Higher Maximum operating temperature 64 °C vs 55 °C More than 15% higher Maximum operating temperature
Significantly lower annual commercial energy cost 79.72 $/year vs 100.74 $/year More than 20% lower annual commercial energy cost
Significantly lower annual home energy cost 21.92 $/year vs 27.7 $/year More than 20% lower annual home energy cost
Front view of AMD Opteron 6172

Reasons to consider the
AMD Opteron 6172

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Much more l2 cache 6 MB vs 1 MB 6x more l2 cache; more data can be stored in the l2 cache for quick access later
Supports more CPUs in SMP configuration 4 vs 1 3 supports more CPUs in SMP configuration
More cores 12 vs 4 Three times as many cores; run more applications at once
More l3 cache 12 MB vs 8 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More threads 12 vs 8 4 more threads
More l2 cache per core 0.5 MB/core vs 0.25 MB/core 2x more l2 cache per core

Benchmarks Real world tests of Core i7 6700K vs Opteron 6172

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

Core i7 6700K
6,010 MB/s
Opteron 6172
88,100 MB/s

Specifications Full list of technical specs

summary

Core i7 6700K  vs
Opteron 6172 
Clock speed 4 GHz 2.1 GHz
Cores Quad core Duodeca core
Is unlocked Yes No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
3DNow!
Supplemental SSE3
AES
AVX 2.0

power consumption

TDP 91W 115W
Annual home energy cost 21.92 $/year 27.7 $/year
Annual commercial energy cost 79.72 $/year 100.74 $/year
Performance per watt 3.49 pt/W 0.99 pt/W
Typical power consumption 73.94W 93.44W

details

Core i7 6700K  vs
Opteron 6172 
Threads 8 12
L2 cache 1 MB 6 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 12 MB
L3 cache per core 2 MB/core 1 MB/core
Manufacture process 14 nm 45 nm
Max CPUs 1 4
Operating temperature Unknown - 64°C Unknown - 55°C

overclocking

Overclocked clock speed 4.61 GHz 2.5 GHz
Overclocked clock speed (Water) 4.77 GHz 2.1 GHz
Overclocked clock speed (Air) 4.61 GHz 2.5 GHz

integrated graphics

GPU GPU None
Label Intel® HD Graphics 530 N/A
Number of displays supported 3 N/A
GPU clock speed 350 MHz N/A
Turbo clock speed 1,150 MHz N/A

bus

Architecture FSB HyperTransport 3.0
Intel Core i7 6700K
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AMD Opteron 6172
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