Compaq Presario SR5147ES can be upgraded to a maximum memory of
8.0 GB , this system has 4 sockets to install
Memory and comes already installed with 2.0 GB = 1.0 GB (removable) + 1.0 GB (removable) of standard Memory. Compaq Presario SR5147ES takes PC2-5300 DDR2 SDRAM DIMMs. Supports Dual Channel DDR2. . You may choose the following Memory Upgrades.