Finally updating my 17" G4 800MHz with an mSata->IDE 32Gb adapter with os9 and 10.4. I updated my 15" G4 1GHz with an mSata-IDE 120Gb running 10.2, 10.3, 10.4, and 10.5 (no classic support)
I 3D printed a mini version running on a Hackintoshed NUC a while ago...
Intel NUC mini iMac