AMD A6-6400K vs. AMD A4-4000

CPU comparison with benchmarks


AMD A6-6400K CPU1 vs CPU2 AMD A4-4000
AMD A6-6400K AMD A4-4000
AMD A Family AMD A
AMD A6-6000 CPU group AMD A4-4000
3 Generation 2
Richland (Piledriver) Architecture Richland (Piledriver)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base FrequencyCPU Cores and Base Frequency

2 Cores 2
2 Threads 2
3.90 GHz Frequency 3.00 GHz
4.10 GHz Turbo (1 Core) 3.20 GHz
4.10 GHz Turbo (All Cores) 3.20 GHz
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No

Internal GraphicsInternal Graphics

AMD Radeon HD 8470D GPU AMD Radeon HD 7480D
0.80 GHz GPU frequency 0.72 GHz
GPU (Turbo)
5 GPU Generation 4
32 nm Technology 32 nm
2 Max. displays 2
3 Execution units 2
192 Shader 128
2 GB Max. GPU Memory 2 GB
11.2 DirectX Version 11

Hardware codec supportHardware codec support

No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIeMemory & PCIe

DDR3-1866 Memory DDR3-1333
Max. Memory
2 Memory channels 2
No ECC No
L2 Cache
1.00 MB L3 Cache 1.00 MB
PCIe version
PCIe lanes

Thermal ManagementThermal Management

65 W TDP (PL1) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical detailsTechnical details

32 nm Technology 32 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
FM2 Socket FM2
AMD-V Virtualization AMD-V
Yes AES-NI Yes
Q2/2013 Release date Q2/2013
show more data show more data


Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
252 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
0 (0%)
Amazon
Show all Cinebench R20 (Multi-Core) results



Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
0 (0%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
69 (100%)
Amazon
Show all Cinebench R15 (Single-Core) results



Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
0 (0%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
116 (100%)
Amazon
Show all Cinebench R15 (Multi-Core) results



Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
471 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
348 (74%)
Amazon
Show all Geekbench 5, 64bit (Single-Core) results



Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
723 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
499 (69%)
Amazon
Show all Geekbench 5, 64bit (Multi-Core) results



iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.

AMD A6-6400K AMD A6-6400K
AMD Radeon HD 8470D @ 0.80 GHz
307 (100%)
Amazon
AMD A4-4000 AMD A4-4000
AMD Radeon HD 7480D @ 0.72 GHz
184 (60%)
Amazon
Show all iGPU - FP32 Performance (Single-precision GFLOPS) results



Geekbench 3, 64bit (Single-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
2063 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
1629 (79%)
Amazon
Show all Geekbench 3, 64bit (Single-Core) results



Geekbench 3, 64bit (Multi-Core)

Geekbench 3 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
3292 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
2533 (77%)
Amazon
Show all Geekbench 3, 64bit (Multi-Core) results



Cinebench R11.5, 64bit (Single-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
0.83 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
0.81 (98%)
Amazon
Show all Cinebench R11.5, 64bit (Single-Core) results



Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
1.66 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
1.31 (79%)
Amazon
Show all Cinebench R11.5, 64bit (Multi-Core) results



Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.

AMD A6-6400K AMD A6-6400K
2x 3.90 GHz (4.10 GHz)
2397 (100%)
Amazon
AMD A4-4000 AMD A4-4000
2x 3.00 GHz (3.20 GHz)
1831 (76%)
Amazon
Show all Estimated results for PassMark CPU Mark results



Devices using this processorDevices using this processor

AMD A6-6400K AMD A4-4000
Unknown Unknown

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