What is the "System Board common features" you want to know about it?

Because there are so many makers of compatible computers,different system board designs number into the hundreds, therefore, they would be difficult to discuss with any depth.however,understanding compatibles becomes more manageable once you understand
that one of the biggest segments of the industry are the companies that serve as OEMSs.there are fewer system boards designs in use than you might suspect.more ever all of them a great tribute to the IBM products from which they are mostly copied.