Last, Roy Batty says in the NVSR.ini file, that bReplaceHeap should be disabled but I think it is by default. I never ran into it because I've been using the old 4GB launcher for ages now (the launcher, not the patcher), but I believe I've read that.

ini file would reflect them, not that players would make these edits). This may require making sure they're not set to read-only, but when you do that, I think the launcher has a bug where it resets them or something (the development process assumed only the launcher would be making decisions about settings and the. Two are in FalloutNV and one is in Fallout New Vegas.

ini edit you make should be done across all three. Nice to know it's all in one place somewhere. That's pretty much all the stuff I spent months researching and modifying in my own game and my game runs great. Ladez recently recommended this page for performance: ini, there are a huge number of things you can do there, so have you done them all? You especially want to make sure your game is running the best it can on your hardware, and this engine is pretty awful for more than dual-core. Well, my FPS is never that low on the highest settings with over a hundred mods and my specs are not as good as yours, so there should be something we can do.

Fallout new vegas fps fix