How do I fix out of memory error Fallout New Vegas?

Solution 1: Use the 4GB Patch The 4GB patch for Fallout: New Vegas is a tool used to load the game with the Large Address Aware executable flag which is used to allow the game’s executable to use 4GB of Virtual Memory Address Space which can actually stopped the “Out of Memory” error from appearing.

How do I download Fallout New Vegas 4GB?


  1. Download the latest version. Choose manual download from the download tab at Nexus.
  2. Place the FNVPatch.exe file into Fallout New Vegas\ (not the data directory!), usually found at \Steam\steamapps\common\Fallout New Vegas .
  3. Run FNVPatch.exe.

What is 4GB Fallout New Vegas?

FNV4GB is a tool to load Fallout New Vegas with the Large Address Aware executable flag set so the entire 4GB Virtual Memory Address Space can be used by the game. This is useful when using lots of Mods and Texture Packs.

What does 4GB patch do?

The 4GB Patch is a tool that patches any x86 executable so that it can access 4GB of memory instead of just 2GB. This patch should only be used by users with a computer that has a 64-bit OS and more than 6GB of RAM. This is particularly useful for players who are looking to use many hi-res texture packs.

Why does my Fallout New Vegas keep crashing?

The crashing issue can occur when you’re using a wrong driver or it’s out of date. To see if that’s the case for you, you should try updating your device drivers. If you don’t have the time, patience or skills to update your drivers manually, you can do it automatically with Driver Easy.

What does the 4GB patch do?

Download the 4GB Patch This very little tool patches x86 executables in order to let them have 4GB (instead of only 2) of virtual memory on x64 platforms. This tool comes very handy for applications which need a great amount of virtual memory like games, 3D renderization, multimedia etc.