8GB (2 X 4GB) DDR3 1066MHz PC3-8500 240-pin Memory RAM DIMM for Desktop PC by NEMIX RAM at Amazon.com
8GB PC RAM MODULE DDR3 1066MHZ PC3-8500 UNBUFFERED NON-ECC 1.5V 512X8 CL7 INTEGRAL
OWC 8 GB (2 X 4GB) ram PC8500 DDR3 1066MHz sodimm 204-pin Memory Upgrade Kit, (OWC8566DDR3S8GP), Compatible with MacBook Pro, MacBook, Mac Mini and iMac at Amazon.com
Axiom 4GB Low Power DDR3-1066 ECC RDIMM for HP # 500660-B214GB (1 x 4GB)1066MHz DDR3-1066/PC3-8500ECCDDR3 SDRAM240-pin DIMM 500660-B21-AX - Corporate Armor
OWC 4GB PC8500 DDR3 1066MHz SO-DIMM Memory Compatible with Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, and 2009 iMac Models at Amazon.com