A:AnswerHello,
The motherboard uses a 24 pin cable. Unfortunately we are unable to specify the other cables as it depends on what model PSU your system will include.
A:AnswerThis keyboard and mouse come with the unit free, although the quality of the keyboard is so bad that you'll want to purchase a seperate one. The keys are extremely "clunky" and the space bar gets stuck if you press it anywhere other than dead center.
A:AnswerHello,
This PC will be going in and out of stock as we ship them out, you can contact your local Best Buy to ask about when they will be receiving more.
A:AnswerHello,
The RAM is 2666mhz. Unfortunately we are unable to specify the brand as we use a variety of models of RAM in our systems depending on what we have in stock. You can purchase the additional stick after receiving the system and checking the RAM model number.
A:AnswerHello,
Unfortunately we are unable to provide specific FPS information as that is dependent on your in game and stream settings. This system should be able to handle streaming and playing Roblox with ease. The system typically has 1 HDMI and 3 DisplayPorts depending on what model graphics card you get.