You don't need a powerful computer. Anything you are going to do is doable with minimum requirements. You don't even need S3Ditor. You will be able to draw skin in Paint and change it to .dat using DatTexExtract. Then check it out in a museum or in another way.
https://www.subsim.com/radioroom/sho...d.php?t=149950
Matching on fubar.
https://www.subsim.com/radioroom/sea...archid=2463315
This is the standard!

FUBARSVIIC41_U997_LOW_RES