CPU Socket A motherboard is defined chiefly by what sort of processor it's designed to hold, so that's the most important decision you'll make. Most current motherboards use one of five sockets: the AM3 (or AM3+) and FM1 for AMD CPUs; or the LGA1155 and LGA2011 for Intel CPUs.
In general, the course work in a certificate level program can be completed in 18 to 24 months. CFP Board does not endorse one program over another. All programs cover the same core curriculum, yet vary in style, length and delivery method. They may be certificate programs, undergraduate programs or graduate programs.
Without taking two exams in one sitting, preliminary exams could staggered in such a way that you finish them all in around 15-18 months. Get your VEE requirements done along the way or through college, then knock out the FAP modules in six months and have your ASA in about two years.