Бороис, вот такой мини комп подойдет для матрицы вашей? он под андроид
, Based on ARM Cortex-A9; Main frequency up to 1.6GHz; Low power consumption; On board Wi-Fi / RTC, LVDS port; With camera port, touch screen port; On board speaker drive circuit; Support GPIO, I2C, SPI, Line in, USB 2.0, PWM, ADC, LCD and GPS, etc.; Great DIY development board.

- processor: ARM Cortex-A9 quad core @1.6GHz

- Flash: 2GB DDR3@800MHz

- Storage: 8GB Nand Flash, Micro-SD SDXC up to 128GB;

- GPU: GPU Mali-400-mp4 @533MHz,OpenGl ES2.0

- Digital video: HDMI1.4 up to 1080p@60Hz

- Analog video: AV output

- Ethernet port: 10 / 100M

- Wi-Fi: 150Mbps 802.11b/g/n

- Bluetooth: 4.0