Your CPU would bottleneck I bit.
When you put in a new CPU, a new OC install is not required but, it is recommended.
You should put x64 Windows 7 on it anyways. You will see a huge difference. (Better)
When you put in a new CPU, a new OC install is not required but, it is recommended.
You should put x64 Windows 7 on it anyways. You will see a huge difference. (Better)