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Intel Core i5 6600K

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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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Much better 3DMark06 CPU score 67.7 vs 59.6 Around 15% better 3DMark06 CPU score
Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Higher turbo clock speed 3.9 GHz vs 3.4 GHz Around 15% higher turbo clock speed
Higher clock speed 3.5 GHz vs 3.2 GHz Around 10% higher clock speed
Significantly newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Better CompuBench 1.5 video composition score 14.26 fps vs 9.62 fps Around 50% better CompuBench 1.5 video composition score
Better turbo clock speed 1,150 MHz vs 1,100 MHz Around 5% better turbo clock speed
Better PassMark (Single core) score 2,148 vs 1,946 More than 10% better PassMark (Single core) score
Better PassMark score 8,012 vs 6,664 More than 20% better PassMark score
Newer Jul, 2015 vs May, 2014 Release date over 1 years later
Front view of Intel Core i5 4460

Reasons to consider the
Intel Core i5 4460

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Much better performance per dollar 4.26 pt/$ vs 0.89 pt/$ More than 4.8x better performance per dollar
Much better performance per watt 9.64 pt/W vs 2.45 pt/W Around 4x better performance per watt
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Lower typical power consumption 68.25W vs 73.94W Around 10% lower typical power consumption
Higher Maximum operating temperature 72.72 °C vs 64 °C Around 15% higher Maximum operating temperature
Lower annual home energy cost 20.24 $/year vs 21.92 $/year Around 10% lower annual home energy cost
Lower annual commercial energy cost 73.58 $/year vs 79.72 $/year Around 10% lower annual commercial energy cost

Benchmarks Real world tests of Core i5 6600K vs 4460

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i5 6600K
35.25 mHash/s
Core i5 4460
8.3 mHash/s

CompuBench 1.5 (Face detection)

Core i5 6600K
28.75 mPixels/s
Core i5 4460
15.21 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i5 6600K
1.91 fps
Core i5 4460
1.01 fps

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 i5 4460
4,300,000 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i5 6600K  vs
4460 
Clock speed 3.5 GHz 3.2 GHz
Turbo clock speed 3.9 GHz 3.4 GHz
Cores Quad core Quad core
Is unlocked Yes No

features

Has a NX bit Yes Yes
Supports trusted computing No Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE2
F16C
MMX
SSE4
AVX
SSE3
EM64T
SSE
SSE4.1
FMA3
SSE4.2
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

memory controller

Memory controller Built-in Built-in
Memory type
DDR3L-1600
DDR3-1600
DDR3-1333
Channels Dual Channel Dual Channel
Supports ECC No No
Maximum bandwidth 25,600 MB/s 25,600 MB/s

details

Core i5 6600K  vs
4460 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 1.5 MB/core
Manufacture process 14 nm 22 nm
Max CPUs 1 1
Operating temperature Unknown - 64°C Unknown - 72.72°C

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Intel® HD Graphics 4600
Number of displays supported 3 3
GPU clock speed 350 MHz 350 MHz
Turbo clock speed 1,150 MHz 1,100 MHz

power consumption

TDP 91W 84W
Annual home energy cost 21.92 $/year 20.24 $/year
Annual commercial energy cost 79.72 $/year 73.58 $/year
Performance per watt 2.45 pt/W 9.64 pt/W
Typical power consumption 73.94W 68.25W
Intel Core i5 6600K
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Intel Core i5 4460
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