Amlogic S905D3
The S905D3 is part of Amlogic’s SM1 family, next to the S905X3. It has four Cortex-A55 cores, a Mali-G31 GPU and a 1.2 TOPS NPU. Libre Computer uses it on the Solitude board and the Solitude compute module.
General Specifications
Specs
| SoC | Amlogic S905D3 |
|---|---|
| Process | 12 nm |
| CPU | 4× Cortex-A55 @ 2.016 GHz Cryptography extensions |
| Memory | DDR4 / LPDDR4 32-bit |
| GPU | Mali-G31 Vendor: OpenGL ES 3.2, Vulkan 1.1, OpenCL 2.0 Mesa: OpenGL 3.1, OpenGL ES 3.1, Vulkan 1.3, OpenCL 3.0 (Panfrost, PanVK, Rusticl, Panfrost kernel) Libre Computer lists MC1 |
| NPU | 1.2 TOPS |
| VPU | Amlogic Video Engine 10 Decode: 4K@60fps H.265, VP9 Decode: 4K@30fps H.264 Encode: 1080p@60fps H.265, H.264 |
| Display | 4K HDR HDMI 2.0, CVBS, MIPI DSI |
Linux Support
Mainline kernel
- Fully supported
- Works but not all features are implemented
- Libre Computer boards on this SoC boot upstream Linux and U-Boot
- The Mali-G31 GPU is supported by the Mesa Panfrost driver