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Qualcomm Snapdragon 7c | AMD A9-9420 | |
CPU comparisonQualcomm Snapdragon 7c or AMD A9-9420 - 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 A9-9420 has 2 cores with 2 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 8 GB of memory in 1 memory channels. The AMD A9-9420 was released in Q2/2017. |
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Qualcomm Snapdragon (104) | Family | AMD A (112) |
Qualcomm Snapdragon 7c (2) | CPU group | AMD A9-9000 (4) |
2 | Generation | 4 |
Kryo 468 | Architecture | Stoney Ridge (Excavator) |
Mobile | Segment | Mobile |
-- | 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 A9-9420 has 2 CPU cores with a clock frequency of 3.00 GHz (3.60 GHz). |
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Qualcomm Snapdragon 7c | Characteristic | AMD A9-9420 |
8 | Cores | 2 |
8 | Threads | 2 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
2.40 GHz 2x Kryo 468 Gold |
A-Core | 3.00 GHz (3.60 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 A9-9420 |
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 | AMD Radeon R5 (Stoney Ridge) |
0.70 GHz | GPU frequency | 0.85 GHz |
-- | GPU (Turbo) | -- |
6 | GPU Generation | 7 |
14 nm | Technology | 28 nm |
2 | Max. displays | 3 |
-- | Compute units | 3 |
128 | Shader | 192 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 2 GB |
12.1 | DirectX Version | 12 |
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 | AMD Radeon R5 (Stoney Ridge) |
Decode | Codec h265 / HEVC (8 bit) | Decode |
Decode | Codec h265 / HEVC (10 bit) | Decode |
Decode / Encode | Codec h264 | Decode |
Decode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode |
No | Codec AV1 | No |
Decode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Qualcomm Snapdragon 7c supports a maximum of 8 GB of memory in 2 memory channels. The AMD A9-9420 can connect up to 8 GB of memory in 1 memory channels. |
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Qualcomm Snapdragon 7c | Characteristic | AMD A9-9420 |
LPDDR4X-4266 | Memory | DDR4-2133 |
8 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 1 (Single Channel) |
17.1 GB/s | Max. Bandwidth | 17.1 GB/s |
No | ECC | No |
-- | L2 Cache | -- |
-- | L3 Cache | 2.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 8 |
-- | PCIe Bandwidth | 7.9 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 A9-9420 is 15 W. |
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Qualcomm Snapdragon 7c | Characteristic | AMD A9-9420 |
-- | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | 25 W |
-- | TDP down | 10 W |
-- | Tjunction max. | 90 °C |
Technical detailsThe Qualcomm Snapdragon 7c has a 0.00 MB cache, while the AMD A9-9420 cache has a total of 2.00 MB. |
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Qualcomm Snapdragon 7c | Characteristic | AMD A9-9420 |
8 nm | Technology | 28 nm |
Chiplet | Chip design | Unknown |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 |
-- | Socket | FP4 |
None | Virtualization | AMD-V |
No | AES-NI | Yes |
Android | Operating systems | |
2020 | Release date | Q2/2017 |
-- | Release price | -- |
show more data | show more data | |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
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Qualcomm Snapdragon 7c
Qualcomm Adreno 618 @ 0.70 GHz |
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AMD A9-9420
AMD Radeon R5 (Stoney Ridge) @ 0.85 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.60 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
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Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz |
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AMD A9-9420
2C 2T @ 3.00 GHz |
Devices using this processor |
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Qualcomm Snapdragon 7c | AMD A9-9420 |
HP Chromebook x2 11 Acer Aspire 1 A114-61 |
Unknown |