It is your MB right?
If you play SLI, I think HR-05 can NOT work, but HR-05-SLI would work(in one way).
BUT, if your VGA cooler is AC Silencer, I think both HR-05 HR-05-SLI would NOT work.
Same as 8800 series.
I've used these two cooler before. Even you used these cooler, NB still very hot(but better than original one).
Which one is better? I'll say, both two coolers are good.
CL-C0034 is very quiet and small(more space on MB).
And, if you choose HR-05, you better attach a 70mm fan and slow the...