The Matrox G200eW is a graphics processor (GPU) developed by Matrox, typically used in embedded systems, industrial applications, and legacy workstations. The Nuvoton part in this context refers to the Nuvoton Technology chipset that works with the Matrox G200eW in specific hardware platforms, possibly providing system management or communication functions.
If you're seeing a reference to the Matrox G200eW (Nuvoton) Windows driver, it's likely because your system or motherboard has integrated this graphics solution, and the associated driver is needed to ensure compatibility between the hardware and your Windows operating system.