Changes
/* 16 bit */
* Fine Horizontal and Vertical hardware scrolling
* Blitter
* Stereo 8-bit PCM sound using DMA, with variable rate(50, 25, 12.5 and 6.25KHz)
* 256KB ROM instead of 192KB, containing the TOS
* Four 30-pin SIMM-slots, for up to 4 MB RAM
