Can someone tell me what the difference between these 2 sets of RAM would be?
http://pcpartpicker.com/part/gskill-memory-f317000cl11q16gbxl
http://pcpartpicker.com/part/gskill-memory-f312800cl9q16gbxl
http://pcpartpicker.com/part/gskill-memory-f317000cl11q16gbxl
http://pcpartpicker.com/part/gskill-memory-f312800cl9q16gbxl