http://www.neogaf.com/forum/showpost.php?p=81321425&postcount=422 "ATVI was doing the CoD: Ghosts port to nextgen. It took three weeks for PS4 and came out at 90 FPS unoptimized, and four months on Xbone and came out at 15 FPS." CODゴースト ・PS4は3週間で90fps ・XBoxOneは4ヶ月掛かって15fps