Modes we can do: DRAM-only system: Peak bandwidth used (x 1E6 bytes/sec) Total bandwidth available = 46.5E6 bytes/sec 640 x 480 (72Hz) at 8bpp 31.5 800 x 600 (56Hz) at 8bpp 36 800 x 600 (60Hz) at 8bpp 40 800 x 600 (72Hz) at 4bpp 25 1024 x 768 (60Hz) at 4bpp 32.5 1024 x 768 (70Hz) at 4bpp 37.5 1M VRAM system: Total bandwidth available = 80E6 bytes/sec 640 x 480 (72Hz) at 16bpp 63 800 x 600 (56Hz) at 16bpp 72 800 x 600 (60Hz) at 16bpp 80 800 x 600 (72Hz) at 8bpp 50 1024 x 768 (60Hz) at 8bpp 65 1024 x 768 (70Hz) at 8bpp 75 2M VRAM system: Total bandwidth available = 160E6 bytes/sec 640 x 480 (72Hz) at 32bpp 126 800 x 600 (56Hz) at 32bpp 144 800 x 600 (60Hz) at 32bpp 160 800 x 600 (72Hz) at 16bpp 100 1024 x 768 (60Hz) at 16bpp 130 1024 x 768 (70Hz) at 16bpp 150