12GB DDR3 desktop RAM - computer parts - by owner - electronics sale - craigslist
Crucial 12GB DDR3 SDRAM Memory Module (CT3KIT51272BB1339) at Amazon.com
CMS 12GB (3X4GB) DDR3 10600 1333MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z600 C2 Seires Only Ddr3 Ecc Reg for Server Only - C20 at Amazon.com
Patriot 12GB DDR3 1600 MHz DIMM Signature Line Memory Kit (3 x