The Lichee Pi 4A is powered by the TH1520 processor, a low-power, well-performing RISC-V processor. Parameters RAM - (optional) 8GB 64bits LPDDR4, 16GB 64bits LPDDR4 Storage - eMMC: (optional) Empty, 8G, 32G, 128G, TF card support Ethernet - 2 x Gigabit Ethernet interfaces, optional POE USB - USB3.0 x 4, USB2.0 x 1 (for burn-in only) Audio Interface - 1 x 3.5mm headphone jack, one speaker jack, two on-board microphones Display interface - 1 x HDMI2.0 / 1 x 4-lane MIPI DSI Camera interface :2 x 2-lane MIPI CSI / 1 x 4-lane MIPI CSI GPIO : UART/IIC/SPI Main control chip TH1520, CPU processor RISC-V 64GCV C910*4@2GHz - Supports 64KB I cache and 64KB D cache per core - Quad cores share 1MB L2 Cache - TEE and REE support, TEE/REE support is configurable at startup - Supports custom and RISC-V compatible multicore debug framework - Independent power domain with DVFS support Graphics processor - OpenCL 1.1/1.2/2.0 - OpenGL ES 3.0/3.1/3.2 - Vulkan 1.1/1.2 - Android NN HAL NPU processor Support 4TOPS@INT8 general-purpose NNA computing power at 1GHz - Support TensorFlow, ONNX, Caffe - Support CNN, RNN, DNN, etc. Video decoder Real-time decoder. - Support H.265/H.264/VP9/8/7/6/AVS/AVS+/AVS2.0/VC1/MPEG4 - Support H.264 BP/MP/HP@level 5.1 decoding, max 4K resolution - Support H.265/HEVC Main Profile@level 5.1 decoding, max. 4K resolution - Support VP9 Profile-2 decoding, max. 4K resolution - Support AVS2.0 decoding, max. 4K resolution - Supports VP6/7/8/AVS/AVS+/VC1/MPEG4 decoding up to 1920x1080 resolution - Decoding performance up to 4K@75fps Video Encoder - Support H.264 BP/MP/
[email protected] encoding, maximum 4K resolution - H.265/HEVC Main Profile encoding support, up to 4K resolution - Supports I-frame and P-frame only - Encoding performance up to 4K@40fps See more[WIKI] if you have any question, please feel free to click "youyeetoo" to ask or mail am2#youyeetoo.com (#>>@).For technical questions, please feedback at forum.youyeetoo.com, there will be technical follow-up. Licheepi 4A provides Deabin, Fedora, Openwrt, Android and other systems with perfect community support. Whether you are an individual learning RISC-V chips or enterprise testing RISC solutions are the superior choice. Licheepi 4A comes with dual Gigabit LAN ports (POE support),BT&WIFI on board. It also comes with 4 USB 3.0 for easy access to removable hard drive devices for storage expansion. Equipped with a metal case, it can be used as a software router and NAS for entertainment. Licheepi 4A supports multi-format video codec, up to 4K@75fps decoding and 4K@40fps encoding. It also has 4TOPS@INT8 arithmetic power. With such powerful performance, it can easily satisfy daily work entertainment and study. Licheepi 4A is a RISC-V Single Board Computer based on RISC-V Laptop CPU TH1520, up to 2.0Ghz. TH1520 SoC is the first laptop to use RISC-V.Nearly 2X higher performance than Visionfive 2.