I need memory ram

[pam24]

Hello, i need to add more memory ram.this is the system,the computer is Intel(R) Pentium 4 CPU 253 ghz 2.52 ghz,512 MB of ram. how do i know which to buy

 

[ksiemb]

Hello, i need to add more memory ram.this is the system,the computer is Intel(R) Pentium 4 CPU 253 ghz 2.52 ghz,512 MB of ram. how do i know which to buy

Go to www.crucial.com

Use their online scanner to scan your computer (or enter your specs).
It will tell you max ram allowed, how much you have, how many slot used and available, and give you the compatible RAM.