
RTX ON EXPANDED
The better version of RTX ON with expanded biomes and higher quality
Screenshots






About this Modpack
The long awaited sequel to the RTX ON franchise is here! The RTX ON EXPANDED mod for Minecraft enhances both the visual quality and the gameplay experience. It introduces numerous new biomes such as shattered biomes, floating islands, deeper oceans and almost +150 more. Each biome is large and richly detailed, taking the game to a new level of immersion and realism; it even includes VR which can further expand Minecraft's realism! So go and install this great expansion to the famous RTX ON. Please be aware that the eating animations mod doesn't work currently and the FPS may drop when first loading the game so please be patient when the game is loading first.
Available Versions
How to Set Up a RTX ON EXPANDED Server
Order Server
Choose at least 6 GB RAM (8 GB recommended for RTX ON EXPANDED). Based on player count: per 5 players.
Install Modpack in Dashboard
Open the modpack browser in the dashboard, search for "RTX ON EXPANDED" and click "Install". The fabric loader and Minecraft 1.21.4 are configured automatically.
Start Server & Play
Start the server – all mods are loaded automatically. Share the server IP with friends and play together!
Frequently Asked Questions
RTX ON EXPANDED server crashes or won't start – what to do?
Most common causes: insufficient RAM or wrong fabric loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 8 GB. For "Mixin" or "ClassNotFoundException" errors: modpack version and loader don't match. With Mado Hosting, loader and Minecraft version are auto-configured on modpack install – preventing most startup issues.
How much RAM does a RTX ON EXPANDED server really need?
Minimum 6 GB, recommended 8 GB for stable performance. per 5 players. Important: Minecraft modpacks need more RAM than vanilla – plan extra per additional player. With Mado Hosting, you can scale RAM up live at any time without data loss (from €12/month).
Can I add custom mods to RTX ON EXPANDED without conflicts?
Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.21.4). Common issues: ID conflicts with recipe mods and incompatible coremod versions. The Mado dashboard mod browser only shows compatible mods and warns about known conflicts.
RTX ON EXPANDED server lagging – performance tips
1) Increase RAM to 8 GB+. 2) Reduce server view-distance to 8 (server.properties). 3) Pre-generate chunks with the "Chunky" plugin. 4) Use /spark profiler to check which mods consume the most tick time. With Mado Hosting, all servers run on NVMe SSDs with dedicated CPU cores – eliminating hardware as a bottleneck.
Similar Modpacks
Rent RTX ON EXPANDED Server
Start your own server with automatic modpack installation.
Supported Versions
Start your RTX ON EXPANDED Server now
From €12.00/month with 8 GB RAM for the best performance.
Configure Server →