CMS 2GB (2X1GB) DDR2 4200 533MHZ NON ECC DIMM Memory Ram Upgrade Compatible with Dell® Dimension Xps Gen 4 (G4) Desktop - A100 - Walmart.com
Bewinner 1PCS Memory RAM DDR2 4GB, 4GB Large Capacity DDR2 800Mhz Memory Module,Designed for AMD,Adopting 240Pin to Achieve High Anti-Interference and Antistatic Properties,Plug and Play at Amazon.com
Will DDR3 RAM work on DDR2 motherboard? - Quora
DDR2 | DRAM | Specs & Features | Samsung Semiconductor Global