CPUBoss Review Our evaluation of 6700K vs 4790 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

No winner declared

Too close to call

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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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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much newer manufacturing process 14 nm vs 22 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Higher clock speed 4 GHz vs 3.6 GHz More than 10% higher clock speed
Much better geekbench 2 (32-bit) score 17,169 vs 13,457 Around 30% better geekbench 2 (32-bit) score
Higher turbo clock speed 4.2 GHz vs 4 GHz More than 5% higher turbo clock speed
Better 3DMark06 CPU score 74.2 vs 64.3 More than 15% better 3DMark06 CPU score
Better cinebench r10 32Bit 1-core score 8,981 vs 7,994 More than 10% better cinebench r10 32Bit 1-core score
Newer Jul, 2015 vs May, 2014 Release date over 1 years later
Slightly better geekbench 3 Multi-Core score 18,179 vs 13,718 Around 35% better geekbench 3 Multi-Core score
Better cinebench r10 32Bit score 36,746 vs 31,054 Around 20% better cinebench r10 32Bit score
Front view of Intel Core i7 4790

Reasons to consider the
Intel Core i7 4790

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Much better performance per dollar 3.2 pt/$ vs 1.06 pt/$ More than 3x better performance per dollar
Supports trusted computing Yes vs No Somewhat common; Allows for safer, more reliable computing
Significantly better performance per watt 10.72 pt/W vs 3.5 pt/W More than 3x better performance per watt
Higher Maximum operating temperature 72.72 °C vs 64 °C Around 15% higher Maximum operating temperature
Better turbo clock speed 1,200 MHz vs 1,150 MHz Around 5% better turbo clock speed

Benchmarks Real world tests of Core i7 6700K vs 4790

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i7 6700K
32.21 mHash/s
Core i7 4790
15.62 mHash/s

CompuBench 1.5 (Face detection)

Core i7 6700K
26.18 mPixels/s
Core i7 4790
16.49 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i7 6700K
1.8 fps
Core i7 4790
1.96 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i7 6700K
18,179
Core i7 4790
13,718

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i7 6700K
6,060 MB/s
Core i7 4790
4,570,000 MB/s

PassMark Data courtesy Passmark

Core i7 6700K
11,117
Core i7 4790
10,001

PassMark (Single Core)

Specifications Full list of technical specs

summary

Core i7 6700K  vs
4790 
Clock speed 4 GHz 3.6 GHz
Turbo clock speed 4.2 GHz 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
Maximum memory size 65,536 MB 32,768 MB

details

Core i7 6700K  vs
4790 
Architecture x86-64 x86-64
Threads 8 8
L2 cache 1 MB 1 MB
L2 cache per core 0.25 MB/core 0.25 MB/core
L3 cache 8 MB 8 MB
L3 cache per core 2 MB/core 2 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 1,200 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 3.5 pt/W 10.72 pt/W
Typical power consumption 73.94W 68.25W

bus

Architecture FSB DMI 2.0
Number of links 0 0
Transfer rate 8,000 MT/s 5,000 MT/s
Intel Core i7 6700K
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Intel Core i7 4790
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