Zagga Zach's Ultra Performance Modpack
Very simplistic optimisation modpack for very limited PCs with a few QoL adjustments
About this Modpack
About
This is my own personal modpack using a collection of mostly optimisation mods made by other people. I've also added a few QoL mods to make the overall experience a little more enjoyable.
Specs
Hardware
Tested on VivoBook ASUS Laptop X421DA M413DA - AMD Ryzen 7 3700U, 8GB RAM, Radeon(TM) RX Vega 10 Graphics
Software
Tested on - Minecraft 1.20.4, 2GB RAM Allocated
Mod/Additions List
Click here
Balm - BlayTheNinth
Clean Tooltips
Cloth Config API - shedaniel
Durability Plus - ddeeddii
Dynamic FPS - julisand665
Enhanced Block Entities - FoundationGames
Entity Culling - tr7zw
Fabric API - modmuss50
Fabric Language Kotlin - modmuss50
Fast Better Grass - robotkoer
FerriteCore - malte 0811
Forge Config API Port - Fuzs
Full Brightness - heycronus
Held Item Tooltips - Fuzs
ImmediatelyFast - RaphiMC
Indium - comp500
Jukebox Custom Disc Fix - eclipseisoffline
Lithium - jellysquid3
Mod Menu
ModernFix - embeddedt
More Culling - FX
Mouse Tweaks - YaLTeR
Puzzles Lib - Fuzs
Sodium - jellysquid3
ThreadTweak - getchoo
YetAnotherConfigLib - isxander
Your Options Shall Be Respected - shedaniel
Zoomify - isxander
Available Versions
How to Set Up a Zagga Zach's Ultra Performance Modpack Server
Order Server
Choose at least 4 GB RAM (6 GB recommended for Zagga Zach's Ultra Performance Modpack). Based on player count: per 8 players.
Install Modpack in Dashboard
Open the modpack browser in the dashboard, search for "Zagga Zach's Ultra Performance Modpack" 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
Zagga Zach's Ultra Performance Modpack 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 6 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 Zagga Zach's Ultra Performance Modpack server really need?
Minimum 4 GB, recommended 6 GB for stable performance. per 8 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 €8/month).
Can I add custom mods to Zagga Zach's Ultra Performance Modpack 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.
Zagga Zach's Ultra Performance Modpack server lagging – performance tips
1) Increase RAM to 6 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.
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Rent Zagga Zach's Ultra Performance Modpack Server
Start your own server with automatic modpack installation.
Supported Versions
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From €8.00/month with 6 GB RAM for the best performance.
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