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
Arch Memory 4GB 204-Pin DDR3 1066 MHz So-dimm RAM for Lenovo ThinkPad SL510 2875 Series at Amazon.com
IBM 4GB 1X4GB Quad RANKX8 PC3-8500 CL7 ECC DDR3-1066 Memory Module MHZ LP RDIMM at Amazon.com
Apple Memory Module 4GB 1066MHz DDR3 (PC3-8500) - 2x2GB SO-DIMMs at Amazon .com
HP 16 GB DDR3 SDRAM Memory Module 1 x 16 GB 1066MHz DDR3-1066/PC3-8500 Internal Memory 500666-B21
DDR3 SDRAM - 4 GB - SO DIMM 204-PIN - 1066 MHZ - A2038272-AX at Amazon.com
CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Toshiba® Satellite C655D Notebook Series Ddr3-1066 - A35 at Amazon.com