AS4C512M8D3LB-10BCN
DRAM 4G - B DIE - 10NS OPTION 512M x 8 1.35V 933MHz DDR3-1866bps/pin Commercial (Extended) (0 95 C) 78-ball FBGA
MT41K256M16LY-093N TR
DRAM 4G - Micron part 256M x 16 1.35V 1066MHz DDR3-2133bps/pin Commercial (Extended) (0 95 C) 96-ball (7.5mm x 13.5mm) Rev. N FBGA