I'm having the same issue. Experience is very choppy, with sporadic pixelation and stuttering with audio glitches.
OG Vive
Core i5 7600k @ 3.8Ghz
Gigabyte GA-H270M-DS3H
8GB RAM
GTX 1080
Win 10 pro 64-bit
Tried everything in this thread. Feeling like I just threw $300 down the drain, which is not a trivial amount of money for me at all.