The SiS 315 is a budget-friendly graphics chipset developed by Silicon Integrated Systems (SiS) in the early 2000s. It features support for DirectX 7 and OpenGL, with hardware transform and lighting (T&L) capabilities. Designed for entry-level desktops, it offers 2D/3D acceleration and integrates up to 64MB of shared memory. While not built for high-end gaming, it was suitable for basic multimedia and productivity tasks. The SiS 315 gained popularity in OEM systems for its low cost and decent performance.