First/Last Midway looks like a V-unit board: Cruis'n USA, Cruis'n World, Off Road Challenge, or War Gods. Check the writing on the Security chip with the barcode.
Midway/Williams is Seattle board: Its a link game (daughter board is a network pcb)
Atari: California Speed or Vapor TRX.
Midway: Hyperdrive.
Check the writing on the Security chip with the barcode.