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Intel Core i5 6400

CPUBoss Winner
Front view of Intel Core i5 6400

Differences What are the advantages of each

Front view of Intel Core i5 6400

Reasons to consider the
Intel Core i5 6400

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Much newer manufacturing process 14 nm vs 28 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
More l3 cache 6 MB vs None Compared to all cpus, 6 MB l3 cache is just OK
Better PassMark (Single core) score 1,832 vs 1,581 More than 15% better PassMark (Single core) score
Better PassMark score 6,727 vs 5,139 More than 30% better PassMark score
Front view of AMD A10 7860K

Reasons to consider the
AMD A10 7860K

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Significantly higher clock speed 3.6 GHz vs 2.7 GHz Around 35% higher clock speed
Higher turbo clock speed 4 GHz vs 3.3 GHz More than 20% higher turbo clock speed
Much higher GPU clock speed 757 MHz vs 350 MHz Around 2.2x higher GPU clock speed
Significantly better overclocked clock speed (Air) 4.62 GHz vs 3.67 GHz More than 25% better overclocked clock speed (Air)
Better performance per watt 3.86 pt/W vs 2.82 pt/W More than 35% better performance per watt
Better overclocked clock speed (Water) 4.67 GHz vs 4.34 GHz Around 10% better overclocked clock speed (Water)

Benchmarks Real world tests of Core i5 6400 vs A10 7860K

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i5 6400
24.49 mHash/s
A10 7860K
89.48 mHash/s

CompuBench 1.5 (Face detection)

Core i5 6400
19.56 mPixels/s
A10 7860K
17.09 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i5 6400
1.35 fps
A10 7860K
1.36 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 6400
3,989.5
A10 7860K
5,054

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i5 6400
2,428.5
A10 7860K
1,765

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 6400
155.25 MB/s
A10 7860K
155.3 MB/s

PassMark Data courtesy Passmark

Core i5 6400
6,727
A10 7860K
5,139

PassMark (Single Core)

Core i5 6400
1,832
A10 7860K
1,581

Specifications Full list of technical specs

summary

Core i5 6400  vs
A10 7860K 
Clock speed 2.7 GHz 3.6 GHz
Turbo clock speed 3.3 GHz 4 GHz
Cores Quad core Quad core
Is unlocked No Yes

features

Has virtualization support Yes Yes
Instruction set extensions
SSE2
MMX
SSE4
AVX
SSE3
SSE
SSE4.1
FMA4
SSE4.2
Supplemental SSE3
AES
AVX 2.0

power consumption

TDP 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 2.82 pt/W 3.86 pt/W
Typical power consumption 52.81W 52.81W

details

Core i5 6400  vs
A10 7860K 
Threads 4 4
L3 cache 6 MB None
Manufacture process 14 nm 28 nm
Operating temperature Unknown - 71°C Unknown - 71.3°C

overclocking

Overclocked clock speed 3.67 GHz 4.62 GHz
Overclocked clock speed (Water) 4.34 GHz 4.67 GHz
Overclocked clock speed (Air) 3.67 GHz 4.62 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Radeon™ R7
GPU clock speed 350 MHz 757 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-2133
DDR3L-1600
Intel Core i5 6400
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AMD A10 7860K
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