AMD A6 6400K 

Released June, 2013
  • 3.9 GHz
  • Dual core
  • Unlocked
7.2 Out of 10

CPUBoss Review Our evaluation of the AMD A6 6400K

Performance

Benchmark performance using all cores

A6 6400K
6.2
A8 6600K
7.0
3DMark06 (CPU), Passmark and GeekBench (32-bit)

Single-core Performance

Individual core benchmark performance

A6 6400K
8.1
A8 6600K
8.1
Passmark (Single Core)

Overclocking

How much speed can you get out of the processor?

A6 6400K
9.6
A8 6600K
9.8
Unlocked, Maximum Overclocked Clock Speed (Air) and 1 more

Value

Are you paying a premium for performance?

A6 6400K
8.6
A8 6600K
7.8
Performance Per Dollar

7.2

CPUBoss Score

Performance, Single-core Performance, Overclocking and Value

A6 6400K
7.2
A8 6600K
7.6

Benchmarks Real world tests of the AMD A6 6400K

GeekBench (32-bit)

A6 6400K
4,094
Core i5 3470
9,271
FX 6300
7,514

GeekBench

A6 6400K
4,094
Core i5 3470
12,141
FX 6300
9,503

3D Mark 11 (Physics)

A6 6400K
3,710
Core i5 3470
6,100
FX 6300
6,080

3D Mark 06 (CPU)

A6 6400K
2,654
Core i5 3470
6,179
A8 6600K
4,701

Passmark

A6 6400K
2,381
Core i5 3470
6,607
FX 6300
6,444

Passmark (Single Core)

A6 6400K
1,413
Core i3 4130
1,978

Specifications Full list of technical specs

summary

Clock speed 3.9 GHz
Turbo clock speed 4.1 GHz
Cores Dual core
Is unlocked Yes
Is hyperthreaded No

features

Has a NX bit Yes
Has vitualization support Yes
Instruction-set-extensions
  1. AES
  2. SSE4a
  3. SSE4.1
  4. SSE3
  5. Supplemental SSE3
  6. SSE2
  7. MMX
  8. SSE
  9. SSE4
  10. SSE4.2
Supports dynamic frequency scaling Yes

gpu

GPU GPU
Label Radeon™ HD 8470D
Latest DirectX 11.0

details

Threads 2 threads
L2 cache 1 MB
L2 cache per core 0.5 MB/core
Manufacture process 32 nms
Max CPUs 1
Operating temperature Unknown - 70°C

overclocking

Overclocked clock speed 4.71 GHz
Overclocked clock speed (Water) 4.47 GHz
Overclocked clock speed (Air) 4.71 GHz

power consumption

TDP 65W
Annual home energy cost 15.66 $/year
Annual commercial energy cost 56.94 $/year
Performance per watt 6.79 pt/W
Typical power consumption 52.81W
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