im not sure on ur budget but the new bar style lights are rocking the efficency atm u have to keep the lights close but u have no hot spots over u hole canopy i personaly am running the optic 600h in flower and 2 optic one 54w 5000k cobs and 2 optic one xl 100w 3500k in veg i find the cobs give better penitration witch makes training easyer imo
