I get those exact blackouts too but at 60hz with the same setup. Have to un plug and plug back in the mdp to get picture back.
For now I've decided to get either the Asus or the Samsung depending how well they perform. The Samsung is coming tomorrow, hopefully alongside this
http://www.monstercable.com/productdisplay.asp?pin=5410
Not sure if it's 24 AWG. Looks like it though and has a bandwidth of over 14.8Gbps so it should alleviate the possibility of any errors I guess.
I won't be able to play with it until a few days

Have to RMA ssd.