> Now, on the 128, I assume there is only 1 bank of chips. So, is > the upper 32K (when in 48K mode) still running at full speed, or > are there occasional wait states for video access? Or, is the > screen RAM held in a different bank of chips? >
Actually, checking the FAQ, I see that there are two 16K banks that are contended, and the other 6 aren't. How, then, is this possible with only one set of memory chips? Or are there two?

