AMD Ryzen 9 7945HX | Qualcomm Snapdragon 678 | |
CPU comparisonIn this CPU comparison, we compare the AMD Ryzen 9 7945HX and the Qualcomm Snapdragon 678 and use benchmarks to check which processor is faster.
We compare the AMD Ryzen 9 7945HX 16 core processor released in Q1/2023 with the Qualcomm Snapdragon 678 which has 8 CPU cores and was introduced in Q4/2020. |
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AMD Ryzen 9 (35) | Family | Qualcomm Snapdragon (102) |
AMD Ryzen 7045 (6) | CPU group | Qualcomm Snapdragon 675/678 (2) |
6 | Generation | 7 |
Dragon Range (Zen 4) | Architecture | Kryo 460 |
Mobile | Segment | Mobile |
-- | Predecessor | Qualcomm Snapdragon 675 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 9 7945HX is a 16 core processor with a clock frequency of 2.50 GHz (5.40 GHz). The processor can compute 32 threads at the same time. The Qualcomm Snapdragon 678 clocks with 2.20 GHz, has 8 CPU cores and can calculate 8 threads in parallel. |
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AMD Ryzen 9 7945HX | Characteristic | Qualcomm Snapdragon 678 |
16 | Cores | 8 |
32 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
Yes | Overclocking ? | No |
2.50 GHz (5.40 GHz) 16x Zen 4 |
A-Core | 2.20 GHz 2x Kryo 460 Gold |
-- | B-Core | 1.70 GHz 6x Kryp 460 Silver |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
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AMD Ryzen 9 7945HX | Characteristic | Qualcomm Snapdragon 678 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 685 @ 3 TOPS |
Internal GraphicsGraphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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AMD Radeon 610M | GPU | Qualcomm Adreno 612 |
0.40 GHz | GPU frequency | 0.85 GHz |
2.20 GHz | GPU (Turbo) | 0.85 GHz |
9 | GPU Generation | 6 |
6 nm | Technology | 11 nm |
3 | Max. displays | 0 |
2 | Compute units | -- |
128 | Shader | -- |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
8 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 610M | 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 |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 9 7945HX, while the Qualcomm Snapdragon 678 supports a maximum of 8 GB of memory with a maximum memory bandwidth of 14.9 GB/s enabled. |
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AMD Ryzen 9 7945HX | Characteristic | Qualcomm Snapdragon 678 |
DDR5-5200 | Memory | LPDDR4X-3733 |
128 GB | Max. Memory | 8 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
83.2 GB/s | Max. Bandwidth | 14.9 GB/s |
Yes | ECC | No |
16.00 MB | L2 Cache | -- |
64.00 MB | L3 Cache | -- |
5.0 | PCIe version | -- |
28 | PCIe lanes | -- |
110.3 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe AMD Ryzen 9 7945HX has a TDP of 55 W. The TDP of the Qualcomm Snapdragon 678 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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AMD Ryzen 9 7945HX | Characteristic | Qualcomm Snapdragon 678 |
55 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
75 W | TDP up | -- |
-- | TDP down | -- |
100 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 9 7945HX has 80.00 MB cache and is manufactured in 5 nm. The cache of Qualcomm Snapdragon 678 is at 0.00 MB. The processor is manufactured in 11 nm. |
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AMD Ryzen 9 7945HX | Characteristic | Qualcomm Snapdragon 678 |
5 nm | Technology | 11 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 | ISA extensions | -- |
FL1 | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Windows 11, Linux | Operating systems | Android |
Q1/2023 | Release date | Q4/2020 |
-- | Release price | -- |
show more data | show more data | |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
AMD Radeon 610M @ 2.20 GHz |
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Qualcomm Snapdragon 678
Qualcomm Adreno 612 @ 0.85 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 5.40 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
AMD Ryzen 9 7945HX
32,788 CB R23 MC @ 134 W |
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Qualcomm Snapdragon 678
2.20 GHz |
AMD Ryzen 9 7945HX
16C 32T @ 2.50 GHz |
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Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz |
Devices using this processor |
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AMD Ryzen 9 7945HX | Qualcomm Snapdragon 678 |
Unknown | Xiaomi Redmi Note 10 Motorola Moto G Stylus 2021 |