CPUBoss Review Our evaluation of 6400 vs 7800 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

8.5

CPUBoss Score

Combination of all six facets

Winner
Intel Core i5 6400 

CPUBoss recommends the Intel Core i5 6400  based on its performance and single-core performance.

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VS

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
Better PassMark (Single core) score 1,832 vs 1,538 Around 20% better PassMark (Single core) score
Better geekbench 3 Multi-Core score 13,201 vs 6,163 Around 2.2x better geekbench 3 Multi-Core score
Newer Jul, 2015 vs Jul, 2014 Release date 11 months later
Better overclocked clock speed (Water) 4.47 GHz vs 3.5 GHz Around 30% better overclocked clock speed (Water)
Front view of AMD A10 7800

Reasons to consider the
AMD A10 7800

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Higher clock speed 3.5 GHz vs 2.7 GHz Around 30% higher clock speed
Higher turbo clock speed 3.9 GHz vs 3.3 GHz Around 20% higher turbo clock speed
Much higher GPU clock speed 720 MHz vs 350 MHz More than 2x higher GPU clock speed
Much better performance per dollar 3.24 pt/$ vs 1.43 pt/$ More than 2.2x better performance per dollar
Better CompuBench 1.5 T-Rex score 1.59 fps vs 1.16 fps More than 35% better CompuBench 1.5 T-Rex score

Benchmarks Real world tests of Core i5 6400 vs A10 7800

CompuBench 1.5 (Bitcoin mining) Data courtesy CompuBench

Core i5 6400
24.14 mHash/s
A10 7800
87.07 mHash/s

CompuBench 1.5 (Face detection)

Core i5 6400
19.56 mPixels/s
A10 7800
18.28 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

Core i5 6400
1.16 fps
A10 7800
1.59 fps

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Core i5 6400
13,201
A10 7800
6,163

GeekBench 3 (Single core) Data courtesy Primate Labs

Core i5 6400
4,144.5
A10 7800
2,099

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core i5 6400
5,755 MB/s
A10 7800
2,090 MB/s

PassMark Data courtesy Passmark

Core i5 6400
6,725
A10 7800
5,061

PassMark (Single Core)

Core i5 6400
1,832
A10 7800
1,538

Specifications Full list of technical specs

summary

Core i5 6400  vs
A10 7800 
Clock speed 2.7 GHz 3.5 GHz
Turbo clock speed 3.3 GHz 3.9 GHz
Cores Quad core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
F16C
MMX
SSE4
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
AMD-V
Supplemental SSE3
AES
TBM
AVX 2.0

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-2133
DDR3L-1600
Channels Dual Channel Dual Channel
Maximum bandwidth 25,600 MB/s 34,133.32 MB/s

details

Core i5 6400  vs
A10 7800 
Manufacture process 14 nm 28 nm
Operating temperature Unknown - 71°C Unknown - 71.3°C

overclocking

Overclocked clock speed 3.7 GHz 4.12 GHz
Overclocked clock speed (Water) 4.47 GHz 3.5 GHz
Overclocked clock speed (Air) 3.7 GHz 4.12 GHz

integrated graphics

GPU GPU GPU
Label Intel® HD Graphics 530 Radeon™ R7
GPU clock speed 350 MHz 720 MHz

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 3.51 pt/W 4.35 pt/W
Typical power consumption 52.81W 52.81W
Intel Core i5 6400
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AMD A10 7800
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