Unlimited single GPU models for Div. I would be a good thing.
What's with this "excluding the high end desktop or HEDT platform " stuff?
http://oc-esports.io/#!/article/3579/pro_oc_and_challenger_divisions_round_2_starts_on_oc_esports
"Division I is all about benching on Intel’s Core i7 CPUs (excluding the high-end desktop, or HEDT platforms. Any Intel Core i7 using any of the following architectures are allowed; Broadwell, Gulftown, Haswell, Ivy Bridge, Sandy Bridge and Skylake. Likewise competitors are allowed to use any single GPU graphics card from either Nvidia or AMD."