The best, cheapest thing to do wpuld be to buy two 4-packs of QB132 boards from HLG (each 4 pack is $109 if you get them with the LM561C diodes, or $132 if you get them with LM301B diodes). I would get them in 3000k or 3500k. So, that is $218. Then power them with the HLG-480H-36A driver ($115).