Gta-san-andreas-realistic-graphics-mod-for-low-end-pc-2gb-ram

A more natural, readable version of that text would be: Why this works:

Changing "PC" to "PCs" indicates the mod works for that category of hardware. A more natural, readable version of that text

Using parentheses for the "2GB RAM" requirement separates the technical spec from the descriptive title, making it easier to scan. A more natural

Properly capitalizing the game title (GTA San Andreas) and acronyms (PC, RAM) makes it look professional. RAM) makes it look professional.