For ACER TC-780 ATC-780 XC-780 motherboard 16502-1 - AliExpress
Dell 200DY OptiPlex 780 Desktop DCNE1F Socket T LGA775 Motherboard | 0200DY | 780 Desktop (Model DCNE1F) | Team Spares
Fit Optiplex 780 MT with a floppy drive? Motherboard has DSKT solder points, but no pins. BIOS has 1.44 floppy on the list of available drive slots. That's q45 chipset. May I