MediaTek Dimensity 700 | Valve Steam Deck (AMD Custom APU 0405) | |
CPU comparisonMediaTek Dimensity 700 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 MediaTek Dimensity 700 has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. Up to 12 GB of memory is supported in 2 memory channels. The MediaTek Dimensity 700 was released in Q1/2021. 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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Mediatek Dimensity (36) | Family | AMD Ryzen 5 (86) |
MediaTek Dimensity 700/720/800 (4) | CPU group | AMD Aerith (Steam Deck) (1) |
1 | Generation | 3 |
Cortex-A76 / Cortex-A55 | Architecture | Aerith (Zen 2) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Valve Steam Deck (2023 Refresh) |
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CPU Cores and Base FrequencyThe MediaTek Dimensity 700 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the MediaTek Dimensity 700 is 2.20 GHz while the Valve Steam Deck (AMD Custom APU 0405) has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Valve Steam Deck (AMD Custom APU 0405) is at 2.40 GHz (3.50 GHz). |
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MediaTek Dimensity 700 | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
8 | Cores | 4 |
8 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.20 GHz 2x Cortex-A76 |
A-Core | 2.40 GHz (3.50 GHz) |
2.00 GHz 6x Cortex-A55 |
B-Core | -- |
Integrated graphics (iGPU)The MediaTek Dimensity 700 or Valve Steam Deck (AMD Custom APU 0405) 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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ARM Mali-G57 MP2 | GPU | AMD Custom Radeon Graphics (Steam Deck) |
0.25 GHz | GPU frequency | 1.00 GHz |
0.95 GHz | GPU (Turbo) | 1.60 GHz |
Vallhall 1 | GPU Generation | -- |
7 nm | Technology | 7 nm |
2 | Max. displays | 2 |
2 | Compute units | 8 |
32 | 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 MP2 | GPU | AMD Custom Radeon Graphics (Steam Deck) |
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 700 can use up to 12 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The Valve Steam Deck (AMD Custom APU 0405) supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 88.0 GB/s. |
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MediaTek Dimensity 700 | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
LPDDR4X-2133 | Memory | LPDDR5-5500 |
12 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
17.1 GB/s | Max. Bandwidth | 88.0 GB/s |
No | ECC | No |
-- | L2 Cache | 2.00 MB |
-- | L3 Cache | 4.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 8 |
-- | PCIe Bandwidth | 7.9 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the MediaTek Dimensity 700 is --, while the Valve Steam Deck (AMD Custom APU 0405) has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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MediaTek Dimensity 700 | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
-- | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | 4 W |
-- | Tjunction max. | 100 °C |
Technical detailsThe MediaTek Dimensity 700 is manufactured in 7 nm and has 0.00 MB cache. The Valve Steam Deck (AMD Custom APU 0405) is manufactured in 7 nm and has a 6.00 MB cache. |
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MediaTek Dimensity 700 | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
7 nm | Technology | 7 nm |
Chiplet | Chip design | Monolithic |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | FF3 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | SteamOS (Arch Linux) |
Q1/2021 | Release date | Q4/2021 |
-- | Release price | -- |
show more data | show more data | |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
MediaTek Dimensity 700
ARM Mali-G57 MP2 @ 0.95 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.40 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 GHz |
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Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.40 GHz |
MediaTek Dimensity 700
8C 8T @ 2.20 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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MediaTek Dimensity 700 | Valve Steam Deck (AMD Custom APU 0405) |
Unknown | Valve Steam Deck |