I have a lenovo g580 with the following specs. I have used premier pro just once and it took a lot of time to render. I was thinking of upgrading the RAM
Lenovo G580 How to upgrade the ram harddrive dvdwriter cmos cell - YouTube
Lenovo G580 Review | PCMag
MAAGNUK - Lenovo G580 2689 - 15.6" - Core i5 3210M - Windows 7 Home Premium 64-bit - 6 GB RAM - 750 GB HDD - Currys Business