Model | ROCK PI 4 Model A | ROCK PI 4 Model B | ROCK PI 4 Model C |
Processor | 64bits hexa core processor
Rockchip RK3399
Dual Cortex-72, frequency 1.8GHz with qual Cortex-A53, frequency 1.4GHz
Mali T860MP4 gpu, support OpenGL ES 1.1/2.0/3.0/3.1/3.2, Vulkan 1.0, Open CL 1.1 1.2, DX11. |
Memory | LPDDR4
64bit dual channel LPDDR4@3200Mb/s, 1GB/2GB/4GB optioal |
Storage | eMMC module (Optional industrial compatible high performance eMMC module, 8GB/16GB/32GB/64GB/128GB available)
μSD card (μSD slot supports up to 128 GB μSD card)
M.2 SSD (M.2 connector supports up to 2T M2 NVME SSD) |
Display | HDMI 2.0 up to 4k@60
MIPI DSI 2 lanes via FPC connector
HDMI and MIPI DSI can work at the same time, support mirror mode or extend mode. | DP up to 1440P@60
HDMI 2.0 up to 4k@60
MIPI DSI 2 lanes via FPC connector
HDMI and DP can work at the same time. |
Audio | 3.5mm jack with mic
HD codec that supports up to 24-bit/96KHz audio. |
Camera | MIPI CSI 2 lanes via FPC connector, support up to 800 MP camera. |
Wireless | None | 802.11 ac wifi
Bluetooth 5.0
with on board antenna |
USB | USB 3.0 OTG X1, hardware switch for host/device switch, upper one
USB 3.0 HOST X1, dedicated USB 3.0 channel, lower one
USB 2.0 HOST X2 |
Ethernet | GbE LAN | GbE LAN with Power over Ethernet (PoE) support
additional HAT is required for powering from PoE |
IO | 40-pin expansion header
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 DC power in |
Others | RTC
RTC battery connector for time backup(optional) |
Power | USB PD, support USB Type C PD 2.0, 9V/2A, 12V/2A, 15V/2A, 20V/2A.
Qualcomm® Quick ChargeTM: Supports QC 3.0/2.0 adapter, 9V/2A, 12V/1.5A |
Size | 85mm x 54mm |