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Radxa

Radxa ROCK 4A+

ProcessorRockchip Cortex A72 · 2C
Memory2 GB LPDDR4
Storage128 GB NVMe PCIe 2.1
GraphicsArm Mali T860MP4 GPU, OpenGL ES 1.1 / 2.0 / 3.0 / 3.1 / 3.2, Vulkan 1.0, OpenCL 1.1 / 1.2, DirectX 11.1

Specifications 16 normalized

Processor
Processor
Rockchip OP1 (Dual-Core Arm Cortex-A72 @ 2.0 GHz and Quad-Core Arm Cortex-A53 @ 1.5 GHz)
Memory & storage
Memory
LPDDR4, 2 GB, 4 GB
Storage
Onboard eMMC options: 16 / 32 / 64 / 128 GB, 1x M.2 M Key (4-lane PCIe 2.1) supports NVMe SSD, 1x Micro SD Card Slot
Graphics
Graphics
Arm Mali T860MP4 GPU, OpenGL ES 1.1 / 2.0 / 3.0 / 3.1 / 3.2, Vulkan 1.0, OpenCL 1.1 / 1.2, DirectX 11.1
Connectivity
Networking
1x Gigabit Ethernet port without Power over Ethernet (PoE) support
USB
1x USB3 OTG/HOST port, 1x USB3 HOST port, 2x USB2 HOST ports
Camera & audio
Camera
1x 2-lane MIPI CSI
Audio
1x 4-ring 3.5 mm Headphone Jack, HD codec that supports up to 24-bit/96KHz audio
Power & battery
Power Requirements
Supports various power supply technologies including smart power adapter as well as fixed voltage:, USB Type-C PD 2.0, 9V/2A, 12V/2A, Qualcomm Quick Charge 2.0 QC3.0/2.0 adapter, 9V/2A, 12V/1.5A, Power adapter with fixed voltage in 6V to 12V range on the USB C power port, 5V Power applied to 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 4-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, Rockchip OP1 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
Compliance Certification
FCC / CE

I/O Ports 6

  • 1x USB3
  • 2x USB2
  • 1x HDMI
  • Ethernet
  • 3.5mm
  • Headphone Jack

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