About MCMark
What is MCMark?
MCMark is a free, open-source benchmark mod for Minecraft Java Edition (Fabric 1.21.11). It measures your PC's performance in standardized Minecraft scenarios and produces a deterministic score you can compare with others worldwide.
Benchmark Types
| NORMAL | CPU stress test + tower flythrough + chunk generation |
| HARD | CPU stress 2x (more mobs, particles) |
| EXTREME | CPU stress 3x (for high-end PCs) |
| GPU | Shader-powered disco room with colored lighting |
| RAM | Memory allocation + entity simulation |
| DISK | Synthetic I/O throughput (4 phases) |
| CHUNKY | Chunk generation speed |
Profiles
| Profile | Render Distance | Graphics | Particles |
|---|---|---|---|
| LOW | 8 | Fast | Minimal |
| MED | 12 | Fancy | Decreased |
| HIGH | 16 | Fancy | All |
| ULTRA | 24 | Fabulous | All |
Leaderboard Rules
- Premium Minecraft account required (verified via Mojang)
- Only official mod setups (Sodium + Iris + Chunky + Fabric API)
- No cheat-flagged or dev-mode runs
- Current protocol version only
- Scores validated server-side for plausibility
- Suspicious scores auto-flagged for manual review
Download
Get the MCMark modpack on Modrinth. Includes: Sodium, Iris, Chunky, Fabric API, Complementary Unbound shaders, and MCMark.
Source code: GitHub
Privacy
When you submit a score, MCMark sends: your Minecraft username, UUID, hardware info, benchmark metrics, and mod list. No personal data beyond your Minecraft identity is collected. Scores are public on the leaderboard.