I was just wondering, is buying 2x8GB RAM instead of 2x4GB RAM worth the extra $40?
2x4: http://pcpartpicker.com/part/gskill-memory-f312800cl9d8gbxl
2x8: http://pcpartpicker.com/part/gskill-memory-f312800cl10d16gbxl
2x4: http://pcpartpicker.com/part/gskill-memory-f312800cl9d8gbxl
2x8: http://pcpartpicker.com/part/gskill-memory-f312800cl10d16gbxl