OKdo Rock 4 model SE
4GB 64bit LPDDR4 RAM

This single-board computer is the perfect alternative for the Raspberry PI. It comes with a 4GB 64bit RAM which results in better performance, more processing cores and a broader memory interface. It also provides a extensive storage capacity, a 40 pin GPIO extension header and has a similar form factor.

OKdo Rock 4 model SE specifications:

• SOC: Rockchip RK3399-T
• Processor: Arm® big.LITTLE™ technology (Dual Cortex®-A72@1.5GHz, Quad Cortex-A53@1.0GHz) 
• GPU: Arm Mali™ – T860MP4 GPU, supporting OpenGL ES 1.1 /2.0 /3.0 /3.1 /3.2, Vulkan 1.0, Open CL 1.1 1.2, DX11 
• Memory: Dual channel (64bit) 4GB LPDDR4 RAM 
• Power Req: USB Type-C™ PD/QC 9-12V 
• HDMI: 1 x 4k@60fps HDMI 
• USB: 2 x USB 2.0, 1 x USB 3.0, 1 x USB 3.0 OTG (Switchable)
• Audio Ports: 3.5mm jack, analogue stereo output, microphone input
• Connectivity: WiFi 5/BT 5.0, BLE, Gigabit Ethernet
• MIPI: 1 x 2 lane DSI/1 x 2 lane CSI
• Storage: Micro SD / M.2 (M key) / eMMC
• EMMC: B2B connector
• UARTS: 2 x UART
• RTC: YES (support for external battery)
• Temperature: Operation Temperature: 0~50 ℃/ Storage Temperature: -20~80 ℃
• Software: ARMv8 Instruction Set, Debian/Ubuntu Linux support, Android 7.1/Android 9.0/Android 10/Android 11 support, GPU-enabled AI stack such as Caffe, Hardware access/control library for Linux/Android