AMD A6-3670K vs AMD EPYC 7551
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CPU comparison with benchmarks
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| AMD A6-3670K | AMD EPYC 7551 | |
CPU comparisonAMD A6-3670K or AMD EPYC 7551 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD A6-3670K has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A6-3670K was released in Q4/2011. The AMD EPYC 7551 has 32 cores with 64 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7551 was released in Q3/2017. |
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| AMD A (112) | Family | AMD EPYC (129) |
| AMD A6-3000 (5) | CPU group | AMD EPYC 7001 (12) |
| 1 | Generation | 1 |
| Llano (K10) | Architecture | Naples (Zen) |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | AMD EPYC 7552 |
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CPU Cores and Base FrequencyThe AMD A6-3670K is a 4 core processor with a clock frequency of 2.70 GHz. The AMD EPYC 7551 has 32 CPU cores with a clock frequency of 2.00 GHz (3.00 GHz). |
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| AMD A6-3670K | Characteristic | AMD EPYC 7551 |
| 4 | Cores | 32 |
| 4 | Threads | 64 |
| normal | Core architecture | normal |
| No | Hyperthreading | Yes |
| Yes | Overclocking ? | No |
| 2.70 GHz | Frequency | 2.00 GHz |
| -- | Turbo Frequency (1 Core) | 3.00 GHz |
| -- | Turbo Frequency (All Cores) | 2.55 GHz |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
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| AMD Radeon HD 6530D | GPU | no iGPU |
| 0.44 GHz | GPU frequency | -- |
| -- | GPU (Turbo) | -- |
| 3 | GPU Generation | -- |
| 32 nm | Technology | |
| 0 | Max. displays | |
| 5 | Compute units | -- |
| 320 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 1 GB | Max. GPU Memory | -- |
| 11 | DirectX Version | -- |
Hardware codec supportA 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. |
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| AMD Radeon HD 6530D | GPU | no iGPU |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| Decode | Codec h264 | No |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| Decode | Codec AVC | No |
| Decode | Codec VC-1 | No |
| Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD A6-3670K supports a maximum of GB of memory in 2 memory channels. The AMD EPYC 7551 can connect up to GB of memory in 8 memory channels. |
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| AMD A6-3670K | Characteristic | AMD EPYC 7551 |
| DDR3-1600 | Memory | DDR4-2666 |
| Max. Memory | ||
| 2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
| 25.6 GB/s | Max. Bandwidth | 170.6 GB/s |
| No | ECC | Yes |
| -- | L2 Cache | -- |
| 4.00 MB | L3 Cache | 64.00 MB |
| -- | PCIe version | 3.0 |
| -- | PCIe lanes | 128 |
| -- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD A6-3670K has a TDP of 100 W, that of the AMD EPYC 7551 is 180 W. |
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| AMD A6-3670K | Characteristic | AMD EPYC 7551 |
| 100 W | TDP (PL1 / PBP) | 180 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | -- |
Technical detailsThe AMD A6-3670K has a 4.00 MB cache, while the AMD EPYC 7551 cache has a total of 64.00 MB. |
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| AMD A6-3670K | Characteristic | AMD EPYC 7551 |
| 32 nm | Technology | 14 nm |
| Unknown | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE3, SSE4a | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| FM1 | Socket | SP3 |
| AMD-V | Virtualization | AMD-V, SVM |
| No | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q4/2011 | Release date | Q3/2017 |
| 60 $ | Release price | 3200 $ |
| show more data | show more data | |
4C 4T @ 2.70 GHz buy now on Amazon and save!
32C 64T @ 2.00 GHz (3.00 GHz) buy now on Amazon and save!
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 0 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks
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.
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AMD A6-3670K
4C 4T @ 2.70 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
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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.
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AMD A6-3670K
AMD Radeon HD 6530D @ 0.44 GHz |
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AMD EPYC 7551
@ 0.00 GHz |
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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.
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AMD A6-3670K
4C 4T @ 2.70 GHz |
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AMD EPYC 7551
32C 64T @ 3.00 GHz |
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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.
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AMD A6-3670K
4C 4T @ 2.70 GHz |
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AMD EPYC 7551
32C 64T @ 2.55 GHz |
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Devices using this processor |
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| AMD A6-3670K | AMD EPYC 7551 |
| Unknown | Unknown |
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