I had the same problem. Arch Linux, x86_64, a Nvidia video card. Counter-Strike 1.6 became like 100 times slower even in its menu. I resolved it by downgrading to linux 3.2.13-1 lib32-nvidia-utils 295.33-1 nvidia 295.33-1 nvidia-utils 295.33-1
I had the same problem. Arch Linux, x86_64, a Nvidia video card. Counter-Strike 1.6 became like 100 times slower even in its menu. I resolved it by downgrading to linux 3.2.13-1 lib32-nvidia-utils 295.33-1 nvidia 295.33-1 nvidia-utils 295.33-1