MT46V64M8FN-5B MT46V64M8FN-5B IT MT46V64M8FN-5B:C MT46V64M8FN-5B:D MT46V64M8FN-5B:D TR MT46V64M8FN-5B:F MT46V64M8FN-6 MT46V64M8FN-6 D9BVN MT46V64M8FN-6 IT:D MT46V64M8FN-6 IT:F