|CD drives read CDs only, DVD drives read both DVD & CDs. You need a DVD drive.|
Also, what does this mean? - "Windows XP, 124gb". Is 124gb the size of your HDD or did you mean 124MB for the amount of RAM? If you only have 124MB RAM (meaning 128MB - 4MB for video), you're not going to be playing any games on that system. In fact, you shouldn't even be running XP on it.