MediaTek Dimensity 820 | AMD Ryzen 7 5800H | |
CPU comparisonMediaTek Dimensity 820 or AMD Ryzen 7 5800H - 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 MediaTek Dimensity 820 has 8 cores with 8 threads and clocks with a maximum frequency of 2.60 GHz. Up to 16 GB of memory is supported in 2 memory channels. The MediaTek Dimensity 820 was released in Q2/2020. The AMD Ryzen 7 5800H has 8 cores with 16 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 7 5800H was released in Q2/2021. |
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Mediatek Dimensity (36) | Family | AMD Ryzen 7 (63) |
MediaTek Dimensity 820 (1) | CPU group | AMD Ryzen 5000H (11) |
1 | Generation | 4 |
Cortex-A76 / Cortex-A55 | Architecture | Cezanne (Zen 3) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | AMD Ryzen 7 6800H |
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CPU Cores and Base FrequencyThe MediaTek Dimensity 820 is a 8 core processor with a clock frequency of 2.60 GHz. The AMD Ryzen 7 5800H has 8 CPU cores with a clock frequency of 3.20 GHz (4.40 GHz). |
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MediaTek Dimensity 820 | Characteristic | AMD Ryzen 7 5800H |
8 | Cores | 8 |
8 | Threads | 16 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.60 GHz 4x Cortex-A76 |
A-Core | 3.20 GHz (4.40 GHz) |
2.00 GHz 4x Cortex-A55 |
B-Core | -- |
Internal GraphicsThe 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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ARM Mali-G57 MP5 | GPU | AMD Radeon RX Vega 8 (Renoir) |
0.90 GHz | GPU frequency | 0.40 GHz |
-- | GPU (Turbo) | 1.75 GHz |
Vallhall 1 | GPU Generation | 9 |
7 nm | Technology | 7 nm |
2 | Max. displays | 3 |
5 | Compute units | 8 |
80 | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | 8 GB |
12 | 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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ARM Mali-G57 MP5 | GPU | AMD Radeon RX Vega 8 (Renoir) |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | Decode / Encode |
Decode / Encode | Codec VP8 | Decode / Encode |
Decode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode / Encode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe MediaTek Dimensity 820 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Ryzen 7 5800H can connect up to 64 GB of memory in 2 memory channels. |
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MediaTek Dimensity 820 | Characteristic | AMD Ryzen 7 5800H |
LPDDR4X-4266 | Memory | DDR4-3200 |
16 GB | Max. Memory | 64 GB |
2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
17.2 GB/s | Max. Bandwidth | 51.2 GB/s |
No | ECC | No |
-- | L2 Cache | 4.00 MB |
-- | L3 Cache | 16.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 12 |
-- | PCIe Bandwidth | 11.8 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The MediaTek Dimensity 820 has a TDP of --, that of the AMD Ryzen 7 5800H is 45 W. |
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MediaTek Dimensity 820 | Characteristic | AMD Ryzen 7 5800H |
-- | TDP (PL1 / PBP) | 45 W |
-- | TDP (PL2) | -- |
-- | TDP up | 80 W |
-- | TDP down | -- |
-- | Tjunction max. | 105 °C |
Technical detailsThe MediaTek Dimensity 820 has a 0.00 MB cache, while the AMD Ryzen 7 5800H cache has a total of 20.00 MB. |
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MediaTek Dimensity 820 | Characteristic | AMD Ryzen 7 5800H |
7 nm | Technology | 7 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | FP6 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Windows 11, Linux |
Q2/2020 | Release date | Q2/2021 |
-- | Release price | -- |
show more data | show more data | |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
ARM Mali-G57 MP5 @ 0.90 GHz |
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AMD Ryzen 7 5800H
AMD Radeon RX Vega 8 (Renoir) @ 1.75 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.20 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.20 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.20 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 4.40 GHz |
MediaTek Dimensity 820
8C 8T @ 2.60 GHz |
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AMD Ryzen 7 5800H
8C 16T @ 3.80 GHz |
MediaTek Dimensity 820
2.60 GHz |
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AMD Ryzen 7 5800H
12,179 CB R23 MC @ 75 W |
Devices using this processor |
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MediaTek Dimensity 820 | AMD Ryzen 7 5800H |
Unknown | Unknown |