SA-1 DMA Transmission Speeds

For Normal DMA on the SA-1, most types are 5.37 MHz, except for Game Pak ROM to SA-1 IRAM which is 10.74 MHz.

The Ricoh 5A22's DMA has priority over SA-1 DMA.

Reference

• 9.3 on page 1-9-4 of Book II of the official Super Nintendo development manual