video buffering/stuttering

I been having trouble getting a stable video streaming at HD quality. I have gigabit connection FiOS down and up. When I check my internet speed it shows just that but for some reason i can't seem to load videos. I thought it was bandwidth or faulty ethernet cord so i tried to connect this...

Out of a complete blunder I managed to stumble on a fairly good blend for playing video games. Since it works well I thought I would pass this on. With my system, I only have 16 processor lanes. It seems these lanes are faster than the extra chipset lanes but I may be wrong. Yet assuming they...

Since yesterday afternoon, I cannot watch videos from sites such as youtube or vimeo above 720p due to constant stuttering and buffering. My internet speed is fine on this laptop: around 70mbps down and 20mbps up, and beforehand I could watch videos comfortably at 1440p without any buffering...