1. Don't post in all caps. It is extremely irritating.
2. That motherboard is very old and only supports AGP graphics cards. Because of that, your selection will be very limited and more expensive than comparable PCIe cards. I don't know of any card higher than the 4650 that comes in AGP.
3. You would be much better off buying or building a new system. That processor is old and slow and your motherboard cannot support anything beyond a Pentium 4 (also old and slow).