Grafx2 palette modes

Atari ST.................... 8 (divide five times)
Atari STe/TT/Amiga 500...... 16 (divide four times)
Falcon truecolour........... 32 (divide three times)
Falcon 256-col.............. 64 (divide two times)
Amiga AGA HAM8.............. 64 (divide two times)
Amiga AGA 1-256 col......... 256 (no divide)



Atari ST/STe resolutions/display modes

Standard ST-LOW............ 320*200 16 colours
Standard ST-MED............ 640*200 4 colours
Standard ST-HIGH........... 640*400 black/white monochrome
STe-left border............ 336*200 16 colours
Low border................. 320*245 16c / 640*245 4c
Top border................. 320*229 16c / 640*229 4c
Low+top borders............ 320*274 16c / 640*274 4c
Overscan................... 400*199 16c / 800*199 4c
Full overscan.............. 400*273 16c / 800*273 4c
Neochrome Raster image..... 320*200 16 colours per scanline
Spectrum 512/4096.......... 320*199 48 colours per scanline
MPP Mode 0................. 320*199 54 colours per scanline
MPP Mode 1................. 320*199 48 colours per scanline (equal to Spectrum 512)
MPP Mode 2 (Blitter)....... 320*199 56 colours per scanline
MPP Mode 3 (Fullscreen).... 400*273 54 colours per scanline


Atari TT resolutions

Standard ST-LOW............ 320*200 16 colours
Standard ST-MED............ 640*200 4 colours
Standard ST-HIGH........... 640*400 black/white monochrome
Standard TT-LOW............ 320*480 256 colours
Standard TT-MED............ 640*480 16 colours
Standard TT-HIGH........... 1280*960 black/white monochrome


Atari Falcon resolutions
                                                          2   16  256   TC
--------------------------------------------------------------------------
Standard LOW VGA........... 320*200/240/400/480           -    X    X    X
Standard MED VGA........... 640*200/240/400/480           X    X    X    -
Standard HIGH VGA.......... 640*400/480                   X    X    X    -
Standard LOW RGB/TV........ 320/384*200/240               -    X    X    X
Standard MED RGB/TV........ 640/768*200/240               X    X    X    X
Standard HIGH RGB/TV....... 640/768*400/480 INTERLACE     X    X    X    X
Full pixel VGA............. 160*200/240/400/480           -    X    X    X
Double line RGB/TV......... 320/384*100/120               -    X    X    X
Quarter pixel RGB/TV....... 1280/1536*400/480 INTERLACE   X    X    X    -

Note: 4 colour mode available, but always uses STe compatible mode so ignored from the table.