Ur motherboard maximum supports 2GB of DDR1 Ram ,So u cannot upgrade ur ram to 2gb DDR2 ram!DDR2 rams does not fix on DDR1 ram slots Or buy a motherboard with ddr2 Support and upgrade ur ram
Difference between ddr2 and ddr1 ram and more:http://hubpages.com/hub/DDR1__DDR2__DDR3_Navigating_The_RAM_Maze
For my PC the system manufacturer is CPQ_SB_M30 and System Model is AWRDACPI. I have 256 MB RAM 133 MHz. I want it to upgrade. So please tell me the maximum RAM size PC can handle and which type of RAM should I use? And How do you tell the answer? I also want to know the method. Thanking you.