Compaq Presario SR1519X can be upgraded to a maximum memory of
4.0 GB , this system has 4 sockets to install
Memory and comes already installed with 512 MB = 256 MB (removable) + 256 MB (removable) of standard Memory. Compaq Presario SR1519X takes PC2-3200 DDR2 SDRAM DIMMs. Supports Dual Channel DDR2. . You may choose the following Memory Upgrades.