New for HP Compaq Presario CQ56 CQ61 CQ62 CQ40 Laptop Universal Super Multi 8X DVD RW RAM Writer 24X CD-R Burner Optical Drive - AliExpress Computer & Office
CMS 2GB (1X2GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-219Wm Ddr2 Sodimm - A40 at Amazon.com
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2GB Memory for Compaq Presario Notebook CQ56-160EB DDR2 PC2-6400 800MHz SODIMM RAM Upgrade (PARTS-QUICK Brand) at Amazon.com
HP Compaq Presario CQ56-110US RAM Replacement - iFixit Repair Guide
HP Presario CQ56-151SI Laptop RAM Memory | Kingston