820-3208-B 661-6627 4 GB 2.0 Ghz Logic Board for MacBook Air 11 Mid 2012 MD223LL A1465 NB-4894W
This is the 2.0Ghz Logic Board for the MacBook Air 11-inch Mid 2012 model.
Apple part number: 661-6627, 820-3208-B
MacBook Air 11 Mid 2012 MD223LL A1465 820-3208-B
661-6627 4 GB 2.0 Ghz Logic Board for MacBook Air 11 Mid 2012 MD223LL A1465 8203208B