Does the game look ugly after install? Yes, but will be playable even on intel hd graphics. You'll be able to push the graphics lower than in-game settings allow. What low end pc's config file do? GTA IV Increase FPS & Performance Tweaks Guide The following tweaks can help quite a lot, If your game looks like a slideshow even with the lowest video settings, you might be able to improve performance with a dive into the low end pc's config file. Sounds good? It is! First, you need to ensure that you meet the official minimum requirements. In this guide, I listed a few tweaks and tips to fix the performance issues such as freezing, spikes, low FPS, stuttering, lagging, fps drop.