iW-Rainbow-G27S – i.MX8 Quad MAX/Quad Plus Pico ITX SBC

iW-Rainbow-G27S – i.MX8 Quad MAX/Quad Plus Pico ITX SBC


iWave’s “iW-Rainbow-G27S” Pico-ITX SBC runs Linux or Android on an i.MX8 QuadPlus or QuadMax with up to 8GB LPDDR4, 2x GbE, 2x USB 3.0, 802.11ac/BT, M.2, HDMI in and out, and -40 to 85°C support. [via]

The i.MX8 Quad MAX/Quad Plus Pico ITX SBC integrates Dual Cortex A72 + Quad Cortex A53 Cores, Dual GPU systems, 4K H.265 capable VPU dual failover-ready display controller based i.MX8 QuadMax SoC with on SOM Dual 10/100/1000 Mbps Ethernet PHY,USB 3.0 hub and IEEE 802.11a/b/g/n/ac Wi-Fi & Bluetooth 5.0 module.

This board offers maximum performance with higher efficiency for complex consumer, medical and industrial embedded computing applications. With the 100mm x 72mm Pico-ITX form factor, the SBC is highly packed with all the necessary onboard connectors.

iW-Rainbow-G27S SBC


  • Dual Complex Core System:
    •  Complex 1:  4 x Cortex-A53 @ 1.2 GHz
    • Complex 2:  2 x Cortex-A72 @ 1.8 GHz
  • 2 x Cortex-M4F @ 266 MHz for advanced system control
  • 4K H.265 decode & 1080p h.264 enc/deccapable VPU
  • Enhanced Vision Capabilities (via GPU)
  • IEEE 802.11a/b/g/n/ac Wi-Fi & Bluetooth 5.0
  • Dual 1000/100/10 Mbps Ethernet
  • Up to 8GB LPDDR4 memory
  • Ultra-compact form size 100mm x 72mm
  • -40 to +85°C Operation


  • Processor — NXP i.MX8 with VPU and HiFi4 DSP:
    • i.MX8 QuadMax — 2x Cortex-A72, 4x Cortex-A53, 2x Cortex-M4F, 2x Vivante GC7000 / XVSX GPU/VPU
    • i.MX8 QuadPlus — 1x Cortex-A72, 4x Cortex-A53, 2x Cortex-M4F, 2x GC7000Lite / XVSX GPU/VPU
  • Memory/storage:
    • 4GB or 8GB LPDDR4
    • 8GB eMMC (expandable)
    • MicroSD slot
    • SATA via M.2 B-key (see expansion below)
  • Networking:
    • 2x GbE ports
    • 802.11 a/b/g/n/ac + Bluetooth 5.0
    • M.2 with nano-SIM (see expansion below)
  • Media I/O:
    • HDMI 2.0a output port up to 4K
    • Micro-HDMI 2.0a input port
    • 40-pin eDP connector up to 4K
    • MIPI-DSI/CSI, LVDS, SAI via expansion connectors (see farther below)
    • Quadruple display support
    • Audio I/O jack with I2S audio codec
  • Other I/O:
    • 2x USB 3.0 host ports
    • Micro-USB 2.0 OTG port
    • RS-232 interface
    • CAN interface
    • Serial debug with optional JTAG and anti-tamper headers
  • Expansion:
    • M.2 B-key slot — 2x PCIe, USB 3.0 and 2.0, SATA, I2S, I2C, and HSIC with nano-SIM slot
    • Expansion Connector 1 — 4 lane MIPI-DSI and -CSI/I2C, SAI, CAN, QSPI, DMA/I2C, UART, M40
    • Expansion Connector 2 — 4 lane MIPI-DSI, 4-lane LVDS, CAN/SPDIF, DMA/I2C, SPI
    • Expansion Connector 3 — 4 lane MIPI-CSI, MIPI-CSI/I2C, 2x 4-lane LVDS, PWM, SPI, M41
  • Other features — RTC with battery connector
  • Power – 12/2A DC input via external adapter
  • Operating temperature — -40 to 85°C
  • Dimensions — 100 x 72mm (Pico-ITX)
  • Operating system — Linux 4.14.98; Android Pie 9.0.0; QNX 7.0.0; Xen

No pricing or availability information was provided for the iW-Rainbow-G27S. More information may be found in iWave’s announcement and the iW-Rainbow-G27S product page.

Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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