Memory RAM DDR3 1600MHz PC3-12800

SDRAM A1419 Late 2012
661-7161, 4GB, DDR3, 1600
661-7162, 8GB, DDR3, 1600
UV661-7161, 4GB, DDR3, 1600
UV661-7162, 8GB, DDR3, 1600

SDRAM A1419 Late 2013, Late 2014
661-7883, 4GB, DDR3L, 1600
661-7884, 8GB, DDR3L, 1600
UV661-7883, 4GB, DDR3L, 1600
UV661-7884 8GB, DDR3L, 1600

SDRAM A1418 
661-7105, 4 GB, DDR3, 1600 (Late 2012)
661-7106, 8 GB, DDR3, 1600 (Late 2012)
661-7419, 2 GB, DDR3, 1600 (Early 2013)
661-7420, 8 GB, DDR3, 1600 (Early 2013)
661-7510, 4 GB, DDR3, 1600 (Late 2013)
661-7511, 8 GB, DDR3, 1600 (Late 2013)

SDRAM A1278 2012
661-6636, 2 GB
661-6637, 4 GB

SDRAM A1286 2012
661-6636, 2 GB
661-6637, 4 GB