The BRS video when they compare the fixture with Primes, Kessils, and Radeons was pretty spot on:
My old setup - 2 t5s + 4 Nanobox arrays:
Then current lighting -- 4x t5 + 2 Prime 16 HDs:
That is running the AB+ settings -- 120% Violet/UV, 80% rb/blue, 5% green/red -- then I have 50%...