GoBoy v0.5 introduces a number of changes that improve the accuracy and performance of the emulator. A new APU emulation implementation now correctly times the audio with the cpu emulation, resulting in much more accurate audio playback. There have also been a number of improvements to the GPU emulation, fixing multiple sprite ordering issues and rendering bugs. Finally there are also a number of changes to improve the emulator performance.
Notable changes
f876370, da8716d - Improvements to the CPU instruction implementation for a speed increase (#21, #33)
3357ab5, 98ad423 - Implement CGB background and sprite priority rendering resolution
1f1b37e - Match APU buffering to CPU ticks (#29)