@rackflot Got the new router in, a TP-Link TL-SG108E. The speed has increased dramatically. Now i just need to replace the cables to it.

@rackflot Whoops. I missed a piece of hardware that is causing the problem. The FS605 is a 10/100 mbps unmanaged switch. It appears taht I need a gigabit switch as the switch will negotiate the speed...

@rackflot Thanks for the quick reply. Here is my setup. just using the Deco M9 to route wired Ethernet to another computer in my house causes this speed decrease. I have modified the QOS to be 1024...

Just switched over to infinity and have a B7 gateway from them. I connected my M9 to it and from my m9 to computer1. At first it was reading 30 mbps dnload. Going to computer2 and plugged directly...