AMD A8-3550MX | Valve Steam Deck (AMD Custom APU 0405) | |
CPU comparisonAMD A8-3550MX or Valve Steam Deck (AMD Custom APU 0405) - 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 A8-3550MX has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. Up to GB of memory is supported in 2 memory channels. The AMD A8-3550MX was released in Q4/2011. The Valve Steam Deck (AMD Custom APU 0405) has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Valve Steam Deck (AMD Custom APU 0405) was released in Q4/2021. |
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AMD A (112) | Family | AMD Ryzen 5 (85) |
AMD A6-3000M (9) | CPU group | AMD Aerith (Steam Deck) (1) |
1 | Generation | 3 |
Llano (K10) | Architecture | Aerith (Zen 2) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Valve Steam Deck (2023 Refresh) |
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CPU Cores and Base FrequencyThe AMD A8-3550MX is a 4 core processor with a clock frequency of 2.00 GHz (2.70 GHz). The Valve Steam Deck (AMD Custom APU 0405) has 4 CPU cores with a clock frequency of 2.40 GHz (3.50 GHz). |
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AMD A8-3550MX | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
4 | Cores | 4 |
4 | Threads | 8 |
normal | Core architecture | normal |
No | Hyperthreading | Yes |
Yes | Overclocking ? | No |
2.00 GHz | Frequency | 2.40 GHz |
2.70 GHz | Turbo Frequency (1 Core) | 3.50 GHz |
2.70 GHz | Turbo Frequency (All Cores) | 2.80 GHz |
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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AMD Radeon HD 6620G | GPU | AMD Custom Radeon Graphics (Steam Deck) |
0.44 GHz | GPU frequency | 1.00 GHz |
-- | GPU (Turbo) | 1.60 GHz |
3 | GPU Generation | -- |
32 nm | Technology | 7 nm |
2 | Max. displays | 2 |
5 | Compute units | 8 |
400 | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
1 GB | Max. GPU Memory | 8 GB |
11 | 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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AMD Radeon HD 6620G | GPU | AMD Custom Radeon Graphics (Steam Deck) |
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 | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD A8-3550MX supports a maximum of GB of memory in 2 memory channels. The Valve Steam Deck (AMD Custom APU 0405) can connect up to 16 GB of memory in 4 memory channels. |
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AMD A8-3550MX | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
DDR3-1600 | Memory | LPDDR5-5500 |
Max. Memory | 16 GB | |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
25.6 GB/s | Max. Bandwidth | 88.0 GB/s |
No | ECC | No |
-- | L2 Cache | 2.00 MB |
4.00 MB | L3 Cache | 4.00 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 AMD A8-3550MX has a TDP of 45 W, that of the Valve Steam Deck (AMD Custom APU 0405) is 15 W. |
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AMD A8-3550MX | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
45 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 4 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe AMD A8-3550MX has a 4.00 MB cache, while the Valve Steam Deck (AMD Custom APU 0405) cache has a total of 6.00 MB. |
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AMD A8-3550MX | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
32 nm | Technology | 7 nm |
Unknown | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE3, SSE4a | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
FS1 | Socket | FF3 |
AMD-V | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Operating systems | SteamOS (Arch Linux) | |
Q4/2011 | Release date | Q4/2021 |
-- | Release price | -- |
show more data | show more data | |
AMD A8-3550MX
AMD Radeon HD 6620G @ 0.44 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
AMD A8-3550MX
4C 4T @ 2.70 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
Devices using this processor |
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AMD A8-3550MX | Valve Steam Deck (AMD Custom APU 0405) |
Unknown | Valve Steam Deck |