Texture glitch need help

Hey guys i have some problems with textures in rust i dont know what is wrong,
heres a video of what glitches i get: http://www.youtube.com/watch?v=1pgb4BByCqc&feature=youtu.be

You didn’t even care to look at already open threads. http://forum.facepunch.com/showthread.php?t=1319963&page=3

fps drop isnt the problem

Sir, there is a thread to talk about the glitches that happens with AMD card.