I have 2 asus hd 7870 v2 cards (but didn't know they were v2, it is not in big letters on the box but in the small print near the serial) and got 2 ek-fc7870 blocks to cool them only to discover they dont fit (me very grumpy) after searching hard on the net i can not find anyone who has solve...
I am looking at redesigning my machine (and i do me redesign, i have a limited space so i need to custom build the case for this space :( ) and my biggest concern has been for a long time the hard drives.
I run my machine 24/7 but i dont overclock so for the most part very simple air cooling...