It doesn't matter if the XBox is on or not, or unplugged from the network. My computer is capping out about 95Mbps, where a week or so ago, it was well over 500 Mbps. My son's was getting 250+...

OK, with QoS off, My XBox sees 500+ Mbps (wired connection) but my computer is only getting around 90 Mbps on the same LAN (this usually would see 500+)? The computer is set to "High Priority." This...