What's wrong with my wireless network card?

isa108

Distinguished
Sep 15, 2013
135
0
18,680
I just installed a Rosewill RNX-G300LX, and I've had the drivers installed and everything, but the speed is EXCRUCIATINGLY slow. I have Xfinity and with my other desktop the speed is blazing, but on this one, it takes 2 minutes to load YouTube. What's wrong with it? Thanks!
 
Solution
Where are the 2 computers located in relation to the router & each other?
What is the wireless card in the other desktop?
What is the wireless router?