Allocate More RAM to Minecraft

How to Allocate More RAM to Minecraft for a Smoother Gameplay Experience

If your Minecraft world has been lagging like crazy or your modded setup feels more like a slideshow, don’t stress — you're not alone, and there’s an easy fix. In this guide, we’ll walk you through how to allocate more RAM to Minecraft in just a few simple steps.

💡 Why Allocate More RAM?

Minecraft may look blocky and simple, but it can actually be demanding on your computer’s memory. If you’re using mods, shaders, or working on large builds, the default RAM allocation just might not cut it. Giving Minecraft more memory can lead to smoother gameplay and fewer crashes.

But be careful — your operating system and other programs also need RAM to run efficiently. Over-allocating RAM to Minecraft can hurt overall performance.

📊 How Much RAM Should You Allocate?

Here’s a quick breakdown based on your setup:

• Vanilla Minecraft: 2 to 4 GB

• Lightly Modded: 4 to 6 GB

• Heavily Modded (100+ mods): 6 to 8 GB

Important: Always leave at least 4 GB of RAM available for your operating system. So, if you have 8 GB total, don’t allocate more than 4 GB to Minecraft.

🛠️ Steps to Allocate More RAM Using the Official Minecraft Launcher

1. Open the Minecraft Launcher

2. Click on the “Installations” tab at the top

3. Hover over the version you play and click “Edit”

1. Select “More Options”

1. Find the line that starts with -Xmx

1. Change the number (e.g., -Xmx2G) to your desired RAM amount.

   • Example: -Xmx6G = 6 GB RAM allocated

2. Click “Save”

And that’s it! Next time you launch Minecraft, it will use the new memory setting.

🧠 Extra Tips for a Smoother Minecraft Experience

• ✅ Install OptiFine: It’s a great mod for performance improvement

• ✅ Update Java: Always keep your Java installation up to date

• ✅ Avoid Over-Allocating: Too much RAM can slow down your whole system

✅ Conclusion

Allocating more RAM to Minecraft is a quick and effective way to improve performance, especially for modded gameplay. With the right balance, you can enjoy a much smoother experience without taxing your system.

If this guide helped, make sure to bookmark Techssore.com for more helpful tutorials and tech tips. Got questions or want us to cover more Minecraft topics? Drop a comment — we’re here to help!

Also Read: How to Breed Armadillos in Minecraft (2025 Guide)

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Abid Akay

CEO / Co-Founder

Enjoy the little things in life. For one day, you may look back and realize they were the big things. Many of life's failures are people who did not realize how close they were to success when they gave up.