Comment # 18 on bug 980124 from Jiri Slaby

(In reply to Egbert Eich from comment #17)
> On IvyBridge I'd still recommend xf86-video-intel.
> There is a problem with sw cursor at the moment. Most KMS drivers provide a
> working HW cursor today, though.

I am running patched Xorg by:
https://patchwork.freedesktop.org/patch/75985/

I am using modesetting_drv for a month now and saw no problems with Xrender
compositing. 4.6 fixed also OpenGL compositing. So I will stick with
modesetting until is breaks if at all :).