Hynix 4GB (2x2GB) DDR3 SO-DIMM Laptop RAM - computer parts - by owner - electronics sale - craigslist
4GB [2x2GB] DDR3-1333 (PC3-10666) RAM Memory Upgrade Kit for The Compaq HP PRO Series 3000 (VS797UT) (Genuine A-Tech Brand) at Amazon.com
CMS 4GB (2X2GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with Intel® Dq57Tml, D157Tm, Dx58So, Wx58Bp Ecc Unbuff for Server Only - B64 at Amazon.com