keyboard error

Hello, the story goes like this: I was using 1 stick of 8 GB DDR4 RAM for 3 years, and a month ago I decided to upgrade to 16 gigs, and bought 2x8GB kit, and because I have only 2 slots, decided to sell the one I pulled out of my PC. Well, today, I removed my new kit and installed the old stick...

So I'm going to buy a pre-built gaming pc, and wanted to know if this one was good for the price. ( http://www.ibuypower.com/Store/Holiday-Intel-i5-Pre-Build ) Please don't tell me I should build one because I'm too lazy and don't know anything about PC's. If you think this is not a good gaming...