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How To Allocate More RAM to Terraria

How To Allocate More Ram To Terraria 1

Are you another action-loving Terraria player, and your game crashed while passing through the lands of adventures with hundreds of weapons, disasters, and enemies? Fortunately, you can allocate more RAM to Terraria to avoid such issues. 

Quick Answer

To allocate more RAM to Terraria, launch the game. Open Task Manager on your PC and click the “Details” tab. Right-click on the Terraria game and click “Set Priority” from the menu. Select “High” or “Realtime” priority from the sub-menu and choose “Change Priority” in the confirmation box.

To make things more understandable for you, we took the time to write a comprehensive step-by-step guide on allocating more RAM to Terraria. We will also explore the reasons behind Terraria crashing, such as system requirements, memory usage, etc.  

Allocate More RAM to Terraria

If you don’t know how to allocate more RAM to Terraria, our 2 step-by-step methods will help you go through this process without facing much trouble.

Method #1: Using the Task Manager

You can use your Windows Task Manager to allocate more RAM to Terraria quickly in the following way. 

  1. Launch the Terraria game and open the Task Manager.
  2. Head to the “Details” tab.
  3. Right-click on the Terraria game and click “Set Priority” from the menu.
  4. Select “High” or “Realtime” priority from the sub-menu
  5. Choose “Change Priority” in the confirmation box, and more RAM will be allocated to the game. 
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Method #2: Using tModLoader

If you are running a lot of mods in Terraria, your system might crash. Therefore, you need to allocate more RAM to the game with these steps. 

Step #1: Adding tModLoader to Your Steam Library

Before allocating more RAM to Terraria, you need to install tModLoader 64-bit through Steam.

  1. Launch the Steam client on your computer and head to the “Library” section.
  2. Locate and expand the “Add a Game” section in the left pane.
  3. Click “Add a Non-Steam game” and add the “tmodloader64bit.exe” file to the client. 
Keep in Mind

After adding tModLoader, you can use all mods with the Terraria game, which requires more RAM. 

Step #2: Allocating More RAM to Terraria With tModLoader

In the second step, modify the Terraria file to a 64-bit version to allocate more RAM by dragging a few files to the existing game folder. 

  1. Download the free version of tModLoader online.
  2. Unzip the tML64 file in the game folder (Terraria) location.
  3. Launch the Steam client and go to the “tModLoader” folder from the “Library” section.
  4. Right-click on tModLoader, expand “Manage”, and select “Browse local files”.
  5. Copy all the files from the unzipped Tml64 file and replace them all inside the existing file location. 
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All Done!

Launch Terraria through tModLoader to run the game in 64-bit without facing low RAM issues.

Reasons Behind Terraria Crashing

Computers with no local DSM program components are more prone to crash the Terraria game and display a message “The system got out of memory exception” when it happens.

First, ensure your device’s compatibility with the game, especially in the RAM department. Sometimes, due to insufficient memory space, the game causes crashes frequently. 

Terraria System Requirements and Memory Usage

Terraria can be played on PC, tablets, and mobiles. To enjoy the game without any hiccups, you should know whether your device is compatible with the game or not.

Here are the PC, mobile, and tablet requirements to play Terraria on them.

PC Requirements

  • Windows above 7, 8, 8.1, 10, XP, and Vista.
  • All Linux or Mac versions.
  • 1080p monitor/screen resolution. 
  • 60 frames/sec display.
  • Graphics card supporting Direct X9.

Mobile and Tablet Requirements

  • 200 MB HDD memory (at least).
  • HD 3000 graphics card.
  • Intel Core 2 Duo T5750 or E8400.
  • 2-4 GB RAM.
  • Athlon XP 1700+ or Pentium 4 1.6GHz processor.
  • 128 MB VRAM.


In this guide, we’ve discussed how to allocate more RAM to Terraria. We’ve also discussed the requirements for different devices to play Terraria on them and the reasons behind the game crashing frequently.

Hopefully, your problem is resolved, and now you can efficiently allocate more RAM for your game and play with all the mods without lag or crash.

Frequently Asked Questions

Why do I need to allocate more RAM to play Terraria?

Players often try to run various mods to modify the quality and life improvement features in Terraria. However, to avail of these features and save your game from lagging, you need to allocate more RAM to Terraria.

Which mods make Terraria lag?

There is a problem when you try to run mods in Terraria. With the fantastic work of the community, there is tons of content to be consumed, including some quality-of-life advancements that only mods can do. However, running many of these mods can provoke Terraria to crash, particularly with texture modifications.

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