CPUBoss Review Our evaluation of 6600K vs 6320 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

8.1

CPUBoss Score

Combination of all six facets

Winner
Intel Core i5 6600K 

CPUBoss recommends the Intel Core i5 6600K  based on its performance.

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VS

Intel Core i5 6600K

CPUBoss Winner
Front view of Intel Core i5 6600K

Differences What are the advantages of each

Front view of Intel Core i5 6600K

Reasons to consider the
Intel Core i5 6600K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Slightly more l3 cache 6 MB vs 4 MB 50% more l3 cache; more data can be stored in the l3 cache for quick access later
More cores 4 vs 2 Twice as many cores; run more applications at once
Better PassMark score 8,012 vs 6,031 Around 35% better PassMark score
Better overclocked clock speed (Air) 4.54 GHz vs 4.35 GHz Around 5% better overclocked clock speed (Air)
Front view of Intel Core i3 6320

Reasons to consider the
Intel Core i3 6320

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Higher clock speed 3.9 GHz vs 3.5 GHz More than 10% higher clock speed
Much lower typical power consumption 41.44W vs 73.94W Around 45% lower typical power consumption
Much better performance per dollar 1.61 pt/$ vs 0.88 pt/$ Around 85% better performance per dollar
More l3 cache per core 2 MB/core vs 1.5 MB/core Around 35% more l3 cache per core
Better performance per watt 5.06 pt/W vs 2.41 pt/W More than 2x better performance per watt
Much lower annual home energy cost 12.29 $/year vs 21.92 $/year Around 45% lower annual home energy cost
Much lower annual commercial energy cost 44.68 $/year vs 79.72 $/year Around 45% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 6600K vs i3 6320

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 i5 6600K
209.7 MB/s
Core i3 6320
7,350 MB/s

Cinebench R10 32-Bit

Core i5 6600K
29,116
Core i3 6320
18,968

Cinebench R10 32-Bit (Single Core)

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 6600K  vs
i3 6320 
Clock speed 3.5 GHz 3.9 GHz
Cores Quad core Dual core
Is unlocked Yes No

features

Has a NX bit Yes Yes
Supports trusted computing No No
Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 91W 51W
Annual home energy cost 21.92 $/year 12.29 $/year
Annual commercial energy cost 79.72 $/year 44.68 $/year
Performance per watt 2.41 pt/W 5.06 pt/W
Typical power consumption 73.94W 41.44W

bus

Architecture FSB FSB
Number of links 0 1
Transfer rate 8,000 MT/s 8,000 MT/s

details

Core i5 6600K  vs
i3 6320 
Architecture x86-64 x86-64
Threads 4 4
L3 cache 6 MB 4 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 14 nm 14 nm
Max CPUs 1 1
Operating temperature Unknown - 64°C Unknown - 65°C

overclocking

Overclocked clock speed 4.54 GHz 4.35 GHz
Overclocked clock speed (Water) 4.57 GHz 4.51 GHz
Overclocked clock speed (Air) 4.54 GHz 4.35 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Intel® HD Graphics 530
Number of displays supported 3 3
GPU clock speed 350 MHz 350 MHz
Turbo clock speed 1,150 MHz 1,150 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3L-1333
Channels Dual Channel Dual Channel
Supports ECC No Yes
Maximum bandwidth 25,600 MB/s 12,800 MB/s
Maximum memory size 65,536 MB 65,536 MB
Intel Core i5 6600K
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Intel Core i3 6320
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