3 ms·This is not always true, and not all ports are horizontal anyway.by qup 3y agoThis is not always true, and not all ports are horizontal anyway.edgedetector 3y agoIsn't it part of the standard?Talanes 3y agoIn relation to the PCB, so if they're horizontally mounted onto the motherboard, you end up with vertical slots on the back of a standard tower.askvictor 3y agoYes. Does everyone follow the standard? No. Including big names that prefer to have their logo facing up.