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AMD Ryzen 7 3700C | Qualcomm Snapdragon 678 | |
CPU comparisonAMD Ryzen 7 3700C or Qualcomm Snapdragon 678 - 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 Ryzen 7 3700C has 4 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 3700C was released in Q3/2020. The Qualcomm Snapdragon 678 has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 was released in Q4/2020. |
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AMD Ryzen 7 (70) | Family | Qualcomm Snapdragon (104) |
AMD Ryzen 3000C (3) | CPU group | Qualcomm Snapdragon 675/678 (2) |
3 | Generation | 7 |
Picasso (Zen+) | Architecture | Kryo 460 |
Mobile | Segment | Mobile |
-- | Predecessor | Qualcomm Snapdragon 675 |
AMD Ryzen 7 5825C | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 7 3700C is a 4 core processor with a clock frequency of 2.30 GHz (4.00 GHz). The Qualcomm Snapdragon 678 has 8 CPU cores with a clock frequency of 2.20 GHz. |
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AMD Ryzen 7 3700C | Characteristic | Qualcomm Snapdragon 678 |
4 | Cores | 8 |
8 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.30 GHz (4.00 GHz) | A-Core | 2.20 GHz 2x Kryo 460 Gold |
-- | B-Core | 1.70 GHz 6x Kryp 460 Silver |
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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AMD Ryzen 7 3700C | Characteristic | Qualcomm Snapdragon 678 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 685 @ 3 TOPS |
-- | 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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AMD Radeon RX Vega 10 (Raven Ridge) | GPU | Qualcomm Adreno 612 |
1.40 GHz | GPU frequency | 0.85 GHz |
-- | GPU (Turbo) | 0.85 GHz |
8 | GPU Generation | 6 |
14 nm | Technology | 11 nm |
3 | Max. displays | 0 |
10 | Compute units | -- |
640 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
2 GB | Max. GPU Memory | -- |
12 | DirectX Version | 12.1 |
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 RX Vega 10 (Raven Ridge) | GPU | Qualcomm Adreno 612 |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode |
Decode / Encode | Codec VP8 | Decode |
No | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD Ryzen 7 3700C supports a maximum of 64 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 can connect up to 8 GB of memory in 2 memory channels. |
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AMD Ryzen 7 3700C | Characteristic | Qualcomm Snapdragon 678 |
DDR4-2666 | Memory | LPDDR4X-3733 |
64 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
42.7 GB/s | Max. Bandwidth | 14.9 GB/s |
Yes | ECC | No |
2.00 MB | L2 Cache | -- |
4.00 MB | L3 Cache | -- |
3.0 | PCIe version | -- |
20 | PCIe lanes | -- |
19.7 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Ryzen 7 3700C has a TDP of 15 W, that of the Qualcomm Snapdragon 678 is --. |
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AMD Ryzen 7 3700C | Characteristic | Qualcomm Snapdragon 678 |
15 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
25 W | TDP up | -- |
12 W | TDP down | -- |
105 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 7 3700C has a 6.00 MB cache, while the Qualcomm Snapdragon 678 cache has a total of 0.00 MB. |
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AMD Ryzen 7 3700C | Characteristic | Qualcomm Snapdragon 678 |
12 nm | Technology | 11 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | -- |
FP5 | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Android |
Q3/2020 | Release date | Q4/2020 |
-- | Release price | -- |
show more data | show more data | |
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AMD Ryzen 7 3700C
4C 8T @ 4.00 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 2.70 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 4.00 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 2.70 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 4.00 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 4.00 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
AMD Radeon RX Vega 10 (Raven Ridge) @ 1.40 GHz |
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Qualcomm Snapdragon 678
Qualcomm Adreno 612 @ 0.85 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 2.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 2.70 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
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AMD Ryzen 7 3700C
4C 8T @ 2.30 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Devices using this processor |
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AMD Ryzen 7 3700C | Qualcomm Snapdragon 678 |
Unknown | Xiaomi Redmi Note 10 Motorola Moto G Stylus 2021 |