LED's seem great, but I've always loved T5 and MH technologies.  This tank is setup for LPS and soft coral that prefer much less light than SPS.  Over my 75G tank I have 4x54W T5 HO bulbs.  I found the lighting to be much too strong with the individual parabolic reflectors so I have removed them and I'm using a single flat white reflector instead.  
I'm still playing with bulb combos, but right now I'm leaning toward using four Coral+ bulbs.  I will see how I like the look after a few days.  Here are the PAR readings I'm getting with this setup: