G3103 is a brand of Gainta, a major Taiwanese computer hardware manufacturer. They manufacture a wide range of components, including motherboards, cases and power supplies. G3103 is their line of mid-range gaming motherboards and components, designed to be highly competitive compared to other brands in the same price range. These G3103 gaming components are designed to cater to home and prosumer users who are looking for quality performance, without the expensive price tag of flagship products. G3103 parts typically feature a range of features, such as overclocking support, strong VRM designs, and dual PCIe slots. They also offer a range of gaming-oriented features, such as customizable RGB lighting and onboard audio programming, allowing users to customize their gaming rigs to their own preferences.