We have a 14 days return policy, and you can return the memory if you are not satisfied. If you have any issues, we provide you with a life-time replacement warranty. We give a guarantee that these memory will be compatible on your Aspire One D257 (AOD257-xxx) Laptop. What is the warranty on these memory? What if the memory is not compatible? For best Aspire One D257 (AOD257-xxx) Laptop performance use the maximum amount of 2GB (1GB with Windows 7 Starter ), fill all the slots with the max allowed memory per slot for your Laptop. The Laptop has 1 (1 bank of 1) to install memory, already with 1GB standard memory installed. How many total memory slots to install memory? You can upgrade your Acer Aspire One D257 (AOD257-xxx) Laptop to up to a maximum memory capacity of 2GB (1GB with Windows 7 Starter ) Memory. How much memory does the Acer Aspire One D257 (AOD257-xxx) Laptop take? The Acer Aspire One D257 (AOD257-xxx) Laptop takes the PC3-8500 DDR3 204pin SDRAM SODIMM memory type, and comes installed with 1GB memory. What type of memory does the Acer Aspire One D257 (AOD257-xxx) Laptop take? Loading Aspire One D257 (AOD257-xxx) Memory, Please Wait.Īcer Aspire One D257 (AOD257-xxx) Laptop Memory Questions.