| Name: | AMD A6-6400K |
| Family: | AMD A |
| Group: | AMD A6-6000 |
| Segment: | Desktop / Server |
| Generation: | 3 |
AMD A6-6400K Benchmark, Test and specs
Last updated:
CPU lineage
The AMD A6-6400K features 2 processor cores and has the capability to manage 2 threads concurrently. It was released in Q2/2013 and belongs to the 3 generation of the AMD A series. To use the AMD A6-6400K, you'll need a motherboard with a FM2 socket.
CPU Cores and Base Frequency
The AMD A6-6400K has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the AMD A6-6400K is 3.9 GHz and turbo frequency for one core is 4.1 GHz.
| CPU Cores: | 2 |
| Threads: | 2 |
| Cores: | 2x |
| Core architecture: | normal |
| Hyperthreading: | No |
| Overclocking: | Yes |
| Frequency: | 3.9 GHz |
| Turbo Frequency (1 core): | 4.1 GHz |
| Turbo Frequency (all cores): | 4.1 GHz |
Internal Graphics
The AMD A6-6400K has integrated graphics, called iGPU for short. Specifically, the AMD A6-6400K uses the AMD Radeon HD 8470D, which has 192 texture shaders and 3 execution units. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
| GPU name: | AMD Radeon HD 8470D |
| GPU frequency: | 0.8 GHz |
| GPU (Turbo): | -- |
| Execution units: | 3 |
| Shaders: | 192 |
| Max. GPU Memory: | 2.0 GB |
| Max. displays: | -- |
| Generation: | 5 |
| Direct X: | 11.2 |
| Technology: | 32 nm |
| Release date: | Q2/2013 |
Hardware codec support
A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
| h265 / HEVC (8 bit): | No |
| h265 / HEVC (10 bit): | No |
| h264: | Decode |
| VP8: | No |
| VP9: | No |
| AV1: | No |
| AVC: | Decode |
| VC-1: | Decode |
| JPEG: | Decode / Encode |
Memory & PCIe
| Memory type: | DDR3-1866 |
| Max. Memory: | 0 bytes |
| Memory channels: | 2 |
| Bandwidth: | -- |
| ECC: | No |
| PCIe: | pci |
| AES-NI: | Yes |
Thermal Management
The processor has a thermal design power (TDP) of 65 W watts. TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
| TDP (PL1 / PBP): | 65 W |
| TDP (PL2): | None |
| TDP up: | None |
| TDP down: | None |
| Tjunction max: | -- |
Technical details
The AMD A6-6400K is manufactured using a 32 nm process. A smaller manufacturing process indicates a more contemporary and energy-efficient CPU. In total, this processor boasts a generous 1.0 MB cache. A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
| Technology: | 32 nm |
| Chip design: | -- |
| Socket: | FM2 |
| L2-Cache: | 0 bytes |
| L3-Cache: | 1.0 MB |
| Architecture: | Richland (Piledriver) |
| Operating systems: | Windows 10, Linux |
| Virtualization: | AMD-V |
| Instruction set (ISA): | x86-64 (64 bit) |
| ISA extensions: | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
| Release date: | Q2/2013 |
| Release price: | 55 $ |
| Part Number: | -- |
| Documents: | Technical data sheet |
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Benchmarks
Geekbench 3, 64bit (Multi-Core)
|
|
AMD A6-6420K
2C 2T @ 4.0 GHz
|
3376
|
|
Intel Core i3-4010U
2C 4T @ 1.7 GHz
|
3370
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
3292
|
|
|
AMD A6-5200
4C 4T @ 2.8 GHz
|
3289
|
|
MediaTek Helio P10
NoneC NoneT @ --
|
3289
|
Estimated results for PassMark CPU Mark
|
AMD Phenom II X3 700e
3C 3T @ 2.4 GHz
|
2410
|
|
Intel Celeron G3950
2C 2T @ 3.0 GHz
|
2410
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
2397
|
|
Intel Core i7-3667U
2C 4T @ 2.0 GHz
|
2382
|
|
Intel Pentium G4500T
2C 2T @ 3.0 GHz
|
2378
|
Geekbench 3, 64bit (Single-Core)
|
Intel Core M-5Y10
2C 4T @ 0.8 GHz
|
2068
|
|
|
Intel Core M-5Y10a
2C 4T @ 0.8 GHz
|
2068
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
2063
|
|
|
Intel Pentium G2010
2C 2T @ 2.8 GHz
|
2045
|
|
|
Intel Celeron G1610
2C 2T @ 2.6 GHz
|
2023
|
Geekbench 5, 64bit (Multi-Core)
|
Intel Core2 Duo E7300
2C 2T @ 2.66 GHz
|
725
|
|
|
AMD A6-6310
4C 4T @ 2.0 GHz
|
724
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
723
|
|
|
MediaTek Helio P22
NoneC NoneT @ --
|
722
|
|
|
Intel Pentium E5700
2C 2T @ 3.0 GHz
|
722
|
Geekbench 5, 64bit (Single-Core)
|
|
Intel Celeron G1820T
2C 2T @ 2.4 GHz
|
472
|
|
Intel Core i5-3439Y
2C 4T @ 1.5 GHz
|
472
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
471
|
|
|
Intel Celeron G1620T
2C 2T @ 2.4 GHz
|
469
|
|
AMD Athlon II X2 265
2C 2T @ 3.3 GHz
|
469
|
CPU-Z Benchmark 17 (Multi-Core)
|
|
Intel Core2 Duo E7200
2C 2T @ 2.53 GHz
|
374
|
|
|
Intel Pentium E2220
2C 2T @ 2.4 GHz
|
374
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
370
|
|
|
Intel Pentium B940
2C 2T @ 2.0 GHz
|
363
|
|
|
Intel Pentium N3710
4C 4T @ 1.6 GHz
|
363
|
iGPU - FP32 Performance (Single-precision GFLOPS)
|
|
Intel Core i7-3687U
2C 4T @ 2.1 GHz
|
307
|
|
|
Intel Core M-5Y10a
2C 4T @ 0.8 GHz
|
307
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
307
|
|
|
Intel Core M-5Y10
2C 4T @ 0.8 GHz
|
307
|
|
|
AMD A9-9410
2C 2T @ 2.9 GHz
|
307
|
Cinebench R20 (Multi-Core)
|
AMD Athlon 5150
4C 4T @ 1.6 GHz
|
260
|
|
|
Intel Celeron N2930
4C 4T @ 1.83 GHz
|
254
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
252
|
|
|
Intel Celeron N2920
4C 4T @ 1.86 GHz
|
249
|
|
|
AMD A4-3400
2C 2T @ 2.7 GHz
|
245
|
Cinebench R11.5, 64bit (Multi-Core)
|
Intel Atom x5-Z8500
4C 4T @ 1.44 GHz
|
1.7
|
|
|
AMD Phenom II X2 B53
2C 2T @ 2.8 GHz
|
1.7
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
1.7
|
|
|
AMD Phenom II X2 B53
2C 2T @ 2.8 GHz
|
1.7
|
|
|
AMD A9-9410
2C 2T @ 2.9 GHz
|
1.6
|
Cinebench R11.5, 64bit (Single-Core)
|
|
AMD A6-6420K
2C 2T @ 4.0 GHz
|
0.9
|
|
|
AMD A8-7200P
4C 4T @ 2.4 GHz
|
0.8
|
|
|
AMD A6-6400K
2C 2T @ 3.9 GHz
|
0.8
|
|
|
AMD A8-7200P
4C 4T @ 2.4 GHz
|
0.8
|
|
|
AMD A8-7150B
4C 4T @ 1.9 GHz
|
0.8
|
