1. decide first what or which games you would like to run. Kung demanding ba or simple minecraft lang depende sayo.
2. then have a timeline kung ilang years bago maging obsolete ung video card sa mga games or kelan mo siya papalitan
3. Nvidia vs AMD
4. TI vs SLI
5. target budget
6. regional stock (whats available sa area mo) vs international order
If youre planning to create new pc may mga guides sa net pano pagkasyahin ung budget mo. I suggest SLI AMD old video cards pro overclockable, sulit na.
good luck