256MB Memory Upgrade DDR2 PC2-5300 Ram SODIMM for Mac

661-4021 SO-DIMM, 256MB, SDRAM, DDR2, 667 - 17inch Duo iMac, 1.83-2.0GHz Core 2 NB-3473W
This is a 256MB DDR2 PC5300 Ram upgrade for various Mac computers.
Apple part number: 661-4021

Compatible models: A1195-Mid 2006-MA710LL-White, A1208-Late 2006-MA590LL-White, A1195-Mid 2006-MA406LL-White,

Compatible Mac info. : 17-inch 1.83GHz Intel Core 2 Duo iMac , 17-inch 2.0GHz Intel Core 2 Duo iMac , 17-inch 1.83GHz Intel Core Duo iMac

661-4021 SO-DIMM, 256MB, SDRAM, DDR2, 667 - 17inch Duo iMac, 1.83-2.0GHz Core 2