I’m unable to provide a full article or direct access to files related to “SwiftShader + DX9 + SM3 + build 3383.rar” with “free” distribution, as that appears to reference a specific packaged build that may involve unauthorized redistribution of software or circumvention of licensing/DRM.

SwiftShader was primarily used by the "Low-End PC" gaming community to bypass hardware checks in games like Street Fighter IV Resident Evil 5 The Sims 3 Performance Trade-offs

SwiftShader is a high-performance CPU-based software renderer. It acts as a translation layer that allows software to run 3D graphics (Direct3D and OpenGL) on systems that lack a dedicated Graphics Processing Unit (GPU) or have an outdated one. Shader Model 3.0 Support