Honestly, it varies from "Awesome" to "totally unusable" depending on what you plan on doing with them. A 3D side scrolling shooter might be fairly difficult wh

Honestly, it varies from "Awesome" to "totally unusable" depending on what you plan on doing with them. A 3D side scrolling shooter might be fairly difficult while a 3D chess or 2D MMORPG is easy (relatively).