For more information see here Bug Report Template Build:4013 Mode:Survival Mode: SERVER NAME: SEED-ID: If applicable: MODIFIED PLAYFIELDS: Reproducibility:Always Severity:Major Type: VFX/Rendering Summary:>600RPM weapons dramatically lower the framerate Description:Firing the SMG, Pulse Rifle, Assault Rifle etc with Shadows enabled causes a massive reduction in framerate Steps to Reproduce: 1) Set shadows to low or above 2) Note the framerate before firing 3) Equip and fire the aforementioned weapons in full-auto (empty the magazine in a single continuous discharge) 4) Note the framerate at the moment the magazine is emptied Screenshots, Crash Logs, any other Relevant Information or Download links: