A4000 REV B A3630 030@25MHz 2MB chip 4MB fastmem ROM timing at 200ns setting - one more waitstate than the fastram Super Buster 390539-11 Kickstart 3.1 Workbench 3.1 BusSpeedTest 0.19 (mlelstv) Buffer: 262144 Bytes, Alignment: 32768 ======================================================================== memtype addr op cycle calib bandwidth fast $07C60000 readw 249.9 ns normal 8.0 * 10^6 byte/s fast $07C60000 readl 329.8 ns normal 12.1 * 10^6 byte/s fast $07C60000 readm 302.7 ns normal 13.2 * 10^6 byte/s fast $07C60000 writew 248.5 ns normal 8.0 * 10^6 byte/s fast $07C60000 writel 249.9 ns normal 16.0 * 10^6 byte/s fast $07C60000 writem 220.9 ns normal 18.1 * 10^6 byte/s chip $00018000 readw 917.9 ns normal 2.2 * 10^6 byte/s chip $00018000 readl 917.4 ns normal 4.4 * 10^6 byte/s chip $00018000 readm 645.0 ns normal 6.2 * 10^6 byte/s chip $00018000 writew 574.1 ns normal 3.5 * 10^6 byte/s chip $00018000 writel 573.3 ns normal 7.0 * 10^6 byte/s chip $00018000 writem 573.2 ns normal 7.0 * 10^6 byte/s rom $00F80000 readw 263.3 ns normal 7.6 * 10^6 byte/s rom $00F80000 readl 364.8 ns normal 11.0 * 10^6 byte/s rom $00F80000 readm 338.9 ns normal 11.8 * 10^6 byte/s