powerline adapters

I'm currently using a pair of 300 Mbps powerline adapters for one computer in my house. I've purchased a pair of 2000 Mbps adapters which I hope will improve my bandwidth. They're supposed to be delivered on Saturday. Today we had an Internet outage, and we had to contact Comcast to get service...

I will be changing my mobo and swapping from an FX-8370 to an I7-7700k. I need help with preparing the swap. What exactly do I do to prepare my old motherboard and harddrive for the swap? Do I uninstall windows and all my drivers completely? Wipe the drive clean?

Im looking to go over to pc gaming, so i thought why not sell my ps3? Whats is my ps3 worth? Ps3 Slim 250GB 2 Controllers 12 games, COD Advanced Warfare, Battlefield 3,Ratchet And Clank All 4 one,Splinter Cell Blacklist Disney Infintiy(around 6 characters), COD bo2, Red dead redemption...