Imac late 2009 Bootcamp 6 sound driver on Windows 10(16299.309)

I roamed for a few days looking for an iMac late 2009 on Windows 10 sound driver.

I finally found the driver in boot camp 6 version. 64bit version

CirrusAudio

 

Please use it well.

Still, the HD 4850 graphics driver is still searching.