There is no official "new" driver for the ATI Radeon HD 4890
If you try to force the HD 4890 on Windows 10 64-bit, use Catalyst 15.7.1 (extracted, not installer) and expect glitches. Do not expect any "new" driver to appear — the hardware is simply obsolete for Microsoft's modern driver model. ati radeon hd 4890 drivers windows 10 64bit new
Open Device Manager: Right-click the Start button and select Device Manager. There is no official "new" driver for the
Replace the GPU.
A used Radeon R7 240/250, RX 550, or GT 1030 costs very little ($30–50 used) and has proper Windows 10/11 driver support. Even an old GTX 750 Ti or R7 260X will massively outperform the HD 4890 with stable drivers. Download DDU (Display Driver Uninstaller) and run in
E-Sports: League of Legends, Dota 2, and CS:GO (Legacy version) run smoothly.