AMD A8-3870K | Qualcomm Snapdragon 855 | |
CPU comparisonAMD A8-3870K or Qualcomm Snapdragon 855 - 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 A8-3870K has 4 cores with 4 threads and clocks with a maximum frequency of 3.10 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A8-3870K was released in Q4/2011. The Qualcomm Snapdragon 855 has 8 cores with 8 threads and clocks with a maximum frequency of 2.84 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Qualcomm Snapdragon 855 was released in Q4/2018. |
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AMD A (112) | Family | Qualcomm Snapdragon (104) |
AMD A8-3000 (4) | CPU group | Qualcomm Snapdragon 855/860 (3) |
1 | Generation | 6 |
Llano (K10) | Architecture | Kryo 485 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | Qualcomm Snapdragon 845 |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD A8-3870K has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the AMD A8-3870K is 3.10 GHz while the Qualcomm Snapdragon 855 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 855 is at 2.84 GHz. |
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AMD A8-3870K | Characteristic | Qualcomm Snapdragon 855 |
4 | Cores | 8 |
4 | Threads | 8 |
normal | Core architecture | hybrid (Prime / big.LITTLE) |
No | Hyperthreading | No |
Yes | Overclocking ? | No |
3.10 GHz | A-Core | 2.84 GHz 1x Kryo 485 Prime |
-- | B-Core | 2.42 GHz 3x Kryo 485 Gold |
-- | C-Core | 1.80 GHz 4x Kryo 485 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 A8-3870K | Characteristic | Qualcomm Snapdragon 855 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon 690 @ 7 TOPS |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The AMD A8-3870K or Qualcomm Snapdragon 855 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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AMD Radeon HD 6550D | GPU | Qualcomm Adreno 640 |
0.60 GHz | GPU frequency | 0.25 GHz |
-- | GPU (Turbo) | 0.59 GHz |
3 | GPU Generation | 5 |
32 nm | Technology | 7 nm |
2 | Max. displays | 1 |
5 | Compute units | 4 |
400 | Shader | 384 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
1 GB | Max. GPU Memory | 4 GB |
11 | DirectX Version | 12.0 |
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 HD 6550D | GPU | Qualcomm Adreno 640 |
No | Codec h265 / HEVC (8 bit) | Decode / Encode |
No | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode | Codec h264 | Decode / Encode |
No | Codec VP9 | Decode / Encode |
No | Codec VP8 | Decode / Encode |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeThe AMD A8-3870K can use up to GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The Qualcomm Snapdragon 855 supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 34.1 GB/s. |
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AMD A8-3870K | Characteristic | Qualcomm Snapdragon 855 |
DDR3-1600 | Memory | LPDDR4X-4266 |
Max. Memory | 16 GB | |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
25.6 GB/s | Max. Bandwidth | 34.1 GB/s |
No | ECC | No |
-- | L2 Cache | 1.75 MB |
4.00 MB | L3 Cache | 2.00 MB |
-- | PCIe version | -- |
-- | PCIe lanes | -- |
-- | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD A8-3870K is 100 W, while the Qualcomm Snapdragon 855 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD A8-3870K | Characteristic | Qualcomm Snapdragon 855 |
100 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD A8-3870K is manufactured in 32 nm and has 4.00 MB cache. The Qualcomm Snapdragon 855 is manufactured in 7 nm and has a 3.75 MB cache. |
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AMD A8-3870K | Characteristic | Qualcomm Snapdragon 855 |
32 nm | Technology | 7 nm |
Unknown | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE3, SSE4a | ISA extensions | -- |
FM1 | Socket | -- |
AMD-V | Virtualization | None |
No | AES-NI | No |
Windows 10, Linux | Operating systems | Android |
Q4/2011 | Release date | Q4/2018 |
80 $ | Release price | -- |
show more data | show more data | |
AMD A8-3870K
AMD Radeon HD 6550D @ 0.60 GHz |
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Qualcomm Snapdragon 855
Qualcomm Adreno 640 @ 0.59 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
AMD A8-3870K
4C 4T @ 3.10 GHz |
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Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz |
Devices using this processor |
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AMD A8-3870K | Qualcomm Snapdragon 855 |
Unknown | OnePlus 7 Pro OnePlus 7 Pro 5G Sony Xperia 1 Sony Xperia 5 Xiaomi Mi 9 Oppo Reno 10x Zoom |