Genesis downing Patchwerk for the first time. Showcasing 600 hunter DPS, hence debunking the myth that hunters cannot DPS at Patch. Your raid needs an average of 500DP with 19 damage dealers, 475DPS with 20dds.
Ergo: 600DPS should be plenty :p
(My spec is 20/31/00 - xbow is Ash, BWL gear with Twins gloves, Barrage shoulders and CS bracers. Hakkar melee weapons).