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ProcessorRockchip RK3399 · 2C
Memory2 GB LPDDR4
GraphicsArm 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, DirectX 11.1
Specifications 15 normalized
Processor
- Processor
- Rockchip RK3399 (Dual-Core Arm Cortex-A72 @ 1.8 GHz and Quad-Core Arm Cortex-A53 @ 1.4 GHz)
Memory & storage
- Memory
- LPDDR4, 2 GB, 4 GB
- Storage
- 1x eMMC connector, 1x M.2 M Key (4-lane PCIe 2.1) supports NVMe SSD, 1x Micro SD Card Slot
Graphics
- Graphics
- 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, DirectX 11.1
Connectivity
- Networking
- 1x Gigabit Ethernet port without Power over Ethernet (PoE) support
- USB
- 1x USB3 HOST port, 1x USB3 OTG port, 2x USB2 HOST ports
Camera & audio
- Camera
- 1x 2-lane MIPI CSI for camera
- Audio
- 1x 4-ring 3.5 mm Headphone Jack, HD codec that supports up to 24-bit/96KHz audio
Power & battery
- Power Requirements
- The Radxa ROCK 4A supports various way of powering, smart power adapter as well as fixed voltage:, USB PD 2.0 Support USB Type C PD 2.0, 9V/2A, 12V/2A, 15V/2A, 20V/2A, Qualcomm Quick Charge 2.0 Support QC3.0/2.0 adapter, 9V/2A, 12V/1.5A, Power adapter with fixed voltage from 6V to 24V on the USB Type C power port, 5V Power from the GPIO PIN 2 & 4
Physical & build
- Dimensions
- 85 mm x 56 mm
Operating system & software
- Software
- Debian Linux support, Android support
Other
- Multimedia
- H.265 / VP9 (HEVC) hardware decode (up to 4Kp60), H.264 hardware decode (up to 1080p60)
- Video Output
- 1x HDMI supporting displays up to 4Kp60 resolution, 1x 2-lane MIPI DSI
- Connectivity
- 40x color GPIO, 2 x UART, 2 x SPI bus, 3 x I2C bus, 1 x PCM/I2S, 1 x SPDIF, 2 x PWM, 1 x ADC, 6 x GPIO, 2 x 5V DC power in, 2 x 3.3V power pin
- Operating Conditions
- Recommended environmental temperature: 0 ~ 50°C, Radxa ROCK 4A has a temperature limit of 80°C, beyond which it throttles clock speeds for reliability., For continuous high-performance use, external cooling methods like heat sinks or fans can maintain maximum clock speed below the 80°C limit
I/O Ports 6
- 1x USB3
- 2x USB2
- 1x HDMI
- Ethernet
- 3.5mm
- Headphone Jack
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