What and graphics card are you currently using? Which specific Wii or GameCube games are you trying to run? Are you planning to use mods, texture packs, or Netplay ?
If you specifically need 5.0-19227 for a specific game compatibility (e.g., Ed, Edd n Eddy ) or testing, you can find it through: Dolphin Emulator 5.0-19227 Older Versions for Windows dolphin emulator 5019227 older versions for w best
Newer isn't always "better" for every machine. There are three primary reasons users target specific older versions like 5.0-19227: Why is it some Dolphin versions run better then others ? What and graphics card are you currently using