There are some small programs that can make life easier, and maybe this PCSX2 ZeroGS KOSMOS 0.96 is one of them. It is a plug-in to add to PCSX2 (Playstation2 emulator for Windows,
Here), which makes games work faster.
To work correctly you need a video card that is recent or the latest generation (Pixel shader 2.0 or 3.0) and that you have your DirectX updated.