Qualcomm Snapdragon 685 4G | AMD Ryzen 7 8840HS | |
CPU comparisonIn this CPU comparison, we compare the Qualcomm Snapdragon 685 4G and the AMD Ryzen 7 8840HS and use benchmarks to check which processor is faster.
We compare the Qualcomm Snapdragon 685 4G 8 core processor released in Q1/2023 with the AMD Ryzen 7 8840HS which has 8 CPU cores and was introduced in Q1/2024. |
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Qualcomm Snapdragon (102) | Family | AMD Ryzen 7 (69) |
Qualcomm Snapdragon 680 (2) | CPU group | AMD Ryzen 8040 (20) |
6 | Generation | 7 |
Kryo 265 | Architecture | Hawk Point (Zen 4) |
Mobile | Segment | Mobile |
Qualcomm Snapdragon 680 4G | Predecessor | AMD Ryzen 7 7840HS |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 685 4G is a 8 core processor with a clock frequency of 2.80 GHz. The processor can compute 8 threads at the same time. The AMD Ryzen 7 8840HS clocks with 3.30 GHz (5.10 GHz), has 8 CPU cores and can calculate 16 threads in parallel. |
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Qualcomm Snapdragon 685 4G | Characteristic | AMD Ryzen 7 8840HS |
8 | Cores | 8 |
8 | Threads | 16 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.80 GHz 4x Kryo 265 Gold |
A-Core | 3.30 GHz (5.10 GHz) 8x Zen 4 |
1.90 GHz 4x Kryo 265 Silver |
B-Core | -- |
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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Qualcomm Snapdragon 685 4G | Characteristic | AMD Ryzen 7 8840HS |
-- | AI hardware | AMD Ryzen AI |
-- | AI specifications | AMD Ryzen™ AI |
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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Qualcomm Adreno 610 | GPU | AMD Radeon 780M |
GPU frequency | 0.80 GHz | |
-- | GPU (Turbo) | 2.70 GHz |
6 | GPU Generation | 3 |
11 nm | Technology | 4 nm |
0 | Max. displays | 4 |
-- | Compute units | 12 |
128 | Shader | 768 |
No | Hardware Raytracing | Yes |
No | Frame Generation | AMD FSR |
4 GB | Max. GPU Memory | 32 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 610 | GPU | AMD Radeon 780M |
Decode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode |
Decode | Codec VP8 | Decode |
No | Codec AV1 | Decode / Encode |
Decode | Codec AVC | Decode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeUp to GB of memory in a maximum of 2 memory channels is supported by the Qualcomm Snapdragon 685 4G, while the AMD Ryzen 7 8840HS supports a maximum of 256 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled. |
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Qualcomm Snapdragon 685 4G | Characteristic | AMD Ryzen 7 8840HS |
LPDDR4X-2133 | Memory | DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 |
Max. Memory | 256 GB | |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.0 GB/s | Max. Bandwidth | 120.0 GB/s |
No | ECC | Yes |
-- | L2 Cache | 8.00 MB |
-- | L3 Cache | 16.00 MB |
-- | PCIe version | 4.0 |
-- | PCIe lanes | 20 |
-- | PCIe Bandwidth | 39.4 GB/s |
Thermal ManagementThe Qualcomm Snapdragon 685 4G has a TDP of --. The TDP of the AMD Ryzen 7 8840HS is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Qualcomm Snapdragon 685 4G | Characteristic | AMD Ryzen 7 8840HS |
-- | TDP (PL1 / PBP) | 28 W |
-- | TDP (PL2) | -- |
-- | TDP up | 54 W |
-- | TDP down | 35 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe Qualcomm Snapdragon 685 4G has 0.00 MB cache and is manufactured in 6 nm. The cache of AMD Ryzen 7 8840HS is at 24.00 MB. The processor is manufactured in 4 nm. |
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Qualcomm Snapdragon 685 4G | Characteristic | AMD Ryzen 7 8840HS |
6 nm | Technology | 4 nm |
Chiplet | Chip design | Monolithic |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 |
-- | Socket | FP8 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Windows 11, Linux |
Q1/2023 | Release date | Q1/2024 |
-- | Release price | -- |
show more data | show more data | |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 5.10 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz |
Qualcomm Snapdragon 685 4G
Qualcomm Adreno 610 @ 0.00 GHz |
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AMD Ryzen 7 8840HS
AMD Radeon 780M @ 2.70 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.30 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.75 GHz |
Qualcomm Snapdragon 685 4G
8C 8T @ 2.80 GHz |
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AMD Ryzen 7 8840HS
8C 16T @ 3.30 GHz |
Devices using this processor |
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Qualcomm Snapdragon 685 4G | AMD Ryzen 7 8840HS |
Unknown | Unknown |