How is the speed vs. the old one on games like Yoshi's Island or Starfox?
No significant difference in framerate based on my testing. I used Yoshi's island as framerate is more variable on Starfox.
Constant Settings
SOUND: ON
SOUND RATE: 44100
STEREO: ON
FRAMESKIP: 0
FULL SCREEN: OFF
SHOW FPS: ON
PREFER FLUID: VID & AUD
Variables:
1) Pocketsnes-20140824
2) Pocketsnes-20150721, ANALOGUE JOYSTICK: OFF
3) Pocketsnes-20150721, ANALOGUE JOYSTICK: ON
Yoshi's island title screen (rotating island)
1) 49fps
2) 49fps
3) 49fps
Yoshi's island Intro level (occasional framerate drops present on the big jump at the end of the level)
1) 61fps solid
2) 61fps solid
3) 61fps, occasionally dropping to 60 then up to 62.