Qualcomm Snapdragon 7c | AMD EPYC 7551P | |
CPU comparisonQualcomm Snapdragon 7c or AMD EPYC 7551P - 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 Qualcomm Snapdragon 7c has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 7c was released in 2020. The AMD EPYC 7551P 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 7551P was released in Q3/2017. |
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Qualcomm Snapdragon (104) | Family | AMD EPYC (129) |
Qualcomm Snapdragon 7c (2) | CPU group | AMD EPYC 7001 (12) |
2 | Generation | 1 |
Kryo 468 | Architecture | Naples (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
Qualcomm Snapdragon 7c Gen 2 | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 7c is a 8 core processor with a clock frequency of 2.40 GHz. The AMD EPYC 7551P has 32 CPU cores with a clock frequency of 2.00 GHz (3.00 GHz). |
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Qualcomm Snapdragon 7c | Characteristic | AMD EPYC 7551P |
8 | Cores | 32 |
8 | Threads | 64 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.40 GHz 2x Kryo 468 Gold |
A-Core | 2.00 GHz (3.00 GHz) |
2.40 GHz 6x Kryo 468 Silver |
B-Core | -- |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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Qualcomm Snapdragon 7c | Characteristic | AMD EPYC 7551P |
Qualcomm AI engine | AI hardware | -- |
Hexagon 692 @ 5 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The 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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Qualcomm Adreno 618 | GPU | no iGPU |
0.70 GHz | GPU frequency | -- |
-- | GPU (Turbo) | -- |
6 | GPU Generation | -- |
14 nm | Technology | |
2 | Max. displays | |
-- | Compute units | -- |
128 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | -- |
12.1 | 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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Qualcomm Adreno 618 | GPU | no iGPU |
Decode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe Qualcomm Snapdragon 7c supports a maximum of 8 GB of memory in 2 memory channels. The AMD EPYC 7551P can connect up to GB of memory in 8 memory channels. |
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Qualcomm Snapdragon 7c | Characteristic | AMD EPYC 7551P |
LPDDR4X-4266 | Memory | DDR4-2666 |
8 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
17.1 GB/s | Max. Bandwidth | 170.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
-- | 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 Qualcomm Snapdragon 7c has a TDP of --, that of the AMD EPYC 7551P is 180 W. |
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Qualcomm Snapdragon 7c | Characteristic | AMD EPYC 7551P |
-- | TDP (PL1 / PBP) | 180 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 7c has a 0.00 MB cache, while the AMD EPYC 7551P cache has a total of 64.00 MB. |
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Qualcomm Snapdragon 7c | Characteristic | AMD EPYC 7551P |
8 nm | Technology | 14 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | SP3 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Linux |
2020 | Release date | Q3/2017 |
-- | Release price | 2750 $ |
show more data | show more data | |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 3.00 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 2.55 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 3.00 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 2.55 GHz |
Qualcomm Snapdragon 7c
Qualcomm Adreno 618 @ 0.70 GHz |
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AMD EPYC 7551P
@ 0.00 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 2.55 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 3.00 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 2.55 GHz |
Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD EPYC 7551P
32C 64T @ 2.00 GHz |
Devices using this processor |
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Qualcomm Snapdragon 7c | AMD EPYC 7551P |
HP Chromebook x2 11 Acer Aspire 1 A114-61 |
Unknown |