Unity 6.1 mobile runtime: GPU Resident Drawer cuts draw calls by 60%
Unity's August 2026 runtime update officially promotes the GPU Resident Drawer from desktop-only to mobile Vulkan (Android) and Metal (iOS) targets. By keeping mesh transform data in GPU VRAM and executing indirect draw calls directly on hardware, CPU render submission overhead is reduced by up to 60%. For mobile developers targeting 60 FPS on mid-tier hardware, this dramatically expands your static batch budgets.
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