- Completely rewritten filters hq2x, Scale2x, 2xBR, DDT with improved performance
- Replaced scanlines filter with a rewritten GX/TEV powered one
- Significantly improved video rendering performance
- Rewritten audio code with a hysteretic dynamic-rate controller
- Refactored/improved synchronization and frameskip handling
- Significantly reduced input lag by moving input polling to exactly when Snes9x polls (at vblank) instead of after each frame
- Replaced C texture generation with optimized PPC ASM
- New blur effect when pausing a game
- Improved widescreen experience by removing the pillarbox (only letterboxed)
- Reworked save/load device and preferences logic
- Fixed crash when removing devices (eg: SD/USB)
- Fixed flashes/artifacts/colors when switching video modes
- Streamlined/enhanced build
- General performance enhancements
- Other general enhancements
- Compiled with latest devkitPPC/libogc2