I just spotted that ATI has released some new official drivers for Radeon for all Windows Operating Systems!

"This is a fully released and supported display driver for Windows. DirectX 8.1 and OpenGL support are included."

Click on Read More for download details.

Download Windows 98/ME Display Driver build 4.13.01.9031

Download Windows 2000 Display Driver build 5.13.01.6071

Download Windows XP Display Driver build 6.13.10.6071

Download Windows NT 4.0 Display Driver build 4.3.4013