Product details
661-7101 820-3302 Logic Board for iMac 21.5 2.7 MD093LL A1418 Late 2012 NB-4669W
This is a replacement 2.7GHz logic board for the Late 2012 iMac 21.5" with 512MB VRAM. There are two variants of this product. A 2nd revision came out a few months after the first version adding Fusion Hard Drive support.
Apple part number: 661-7101, 820-3302-A
iMac 21.5 2.7 MD093LL A1418 Late 2012 820-3302-A
661-7101 Logic Board for iMac 21.5 2.7 MD093LL A1418 Late 2012 8203302A
This is a replacement 2.7GHz logic board for the Late 2012 iMac 21.5" with 512MB VRAM. There are two variants of this product. A 2nd revision came out a few months after the first version adding Fusion Hard Drive support.
Apple part number: 661-7101, 820-3302-A
iMac 21.5 2.7 MD093LL A1418 Late 2012 820-3302-A
661-7101 Logic Board for iMac 21.5 2.7 MD093LL A1418 Late 2012 8203302A