CPUBoss Review Our evaluation of 6700K vs 450 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

8.3

CPUBoss Score

Combination of all six facets

Winner
Intel Core i7 6700K 

CPUBoss recommends the Intel Core i7 6700K  based on its performance and single-core performance.

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VS

Intel Core i7 6700K

CPUBoss Winner
Front view of Intel Core i7 6700K

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 newer manufacturing process 14 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better cinebench r10 32Bit 1-core score 8,981 vs 3,439 More than 2.5x better cinebench r10 32Bit 1-core score
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 4 GHz vs 3.2 GHz Around 25% higher clock speed
Has a built-in GPU Yes vs No Somewhat common; A separate graphics adapter is not required
Much better PassMark (Single core) score 2,349 vs 1,058 Around 2.2x better PassMark (Single core) score
More l3 cache 8 MB vs 0.5 MB 16x more l3 cache; more data can be stored in the l3 cache for quick access later
Much more l3 cache per core 2 MB/core vs 0.17 MB/core 12x more l3 cache per core
Newer Jul, 2015 vs Sep, 2010 Release date over 4 years later
Lower typical power consumption 73.94W vs 113.2W Around 35% lower typical power consumption
Much better cinebench r10 32Bit score 36,746 vs 9,177 More than 4x better cinebench r10 32Bit score
Better geekbench 3 Multi-Core score 17,583 vs 4,354 More than 4x better geekbench 3 Multi-Core score
More threads 8 vs 3 5 more threads
Better performance per watt 3.45 pt/W vs 1.07 pt/W Around 3.2x better performance per watt
Better overclocked clock speed (Air) 4.64 GHz vs 3.86 GHz More than 20% better overclocked clock speed (Air)
Significantly lower annual home energy cost 21.92 $/year vs 39.59 $/year Around 45% lower annual home energy cost
Lower annual commercial energy cost 79.72 $/year vs 113.44 $/year Around 30% lower annual commercial energy cost
Better overclocked clock speed (Water) 4.76 GHz vs 3.1 GHz Around 55% better overclocked clock speed (Water)
Front view of AMD Athlon II X3 450

Reasons to consider the
AMD Athlon II X3 450

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More l2 cache 1.5 MB vs 1 MB 50% more l2 cache; more data can be stored in the l2 cache for quick access later
Much better performance per dollar 2.23 pt/$ vs 1.08 pt/$ More than 2x better performance per dollar
Significantly higher Maximum operating temperature 75 °C vs 64 °C More than 15% higher Maximum operating temperature
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 Athlon II X3 450

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
Athlon II X3 450
128,950 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

Core i7 6700K  vs
Athlon II X3 450 
Clock speed 4 GHz 3.2 GHz
Cores Quad core Tri 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
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 91W 95W
Annual home energy cost 21.92 $/year 39.59 $/year
Annual commercial energy cost 79.72 $/year 113.44 $/year
Performance per watt 3.45 pt/W 1.07 pt/W
Typical power consumption 73.94W 113.2W

details

Core i7 6700K  vs
Athlon II X3 450 
Architecture x86-64 x86-64
Threads 8 3
L2 cache 1 MB 1.5 MB
L2 cache per core 0.25 MB/core 0.5 MB/core
L3 cache 8 MB 0.5 MB
L3 cache per core 2 MB/core 0.17 MB/core
Manufacture process 14 nm 45 nm
Max CPUs 1 1
Operating temperature Unknown - 64°C Unknown - 75°C

overclocking

Overclocked clock speed 4.64 GHz 3.86 GHz
Overclocked clock speed (Water) 4.76 GHz 3.1 GHz
Overclocked clock speed (Air) 4.64 GHz 3.86 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
Intel Core i7 6700K
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AMD Athlon II X3 450
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