Screen size memory requirements +------------+-------------+-------------+-------------+-------------+-------------+ | | Columns | | +-------------+-------------+-------------+-------------+-------------+ | | 160px | 320px | 640px | 960px | 1280px | |Rows Colours| 20chars | 40chars | 80chars | 120chars | 160chars | +------------+-------------+-------------+-------------+-------------+-------------+ | 2 | 5K &1400 | 10K &2800 | 20K &5000 | 30K &7800 | 40K &A000 | | 256px 4 | 10K &2800 | 20K &5000 | 40K &A000 | 60K &F000 | 80K &14000 | | 32chars 16 | 20K &5000 | 40K &A000 | 80K &14000 | 120K &1E000 | 160K &28000 | | 256 | 40K &A000 | 80K &14000 | 160K &28000 | 240K &3C000 | 320K &50000 | +------------+-------------+-------------+-------------+-------------+-------------+ | 2 | 7.5K & | 15K &3C00 | 30K &7800 | 45K &B400 | 60K &F000 | | 384px 4 | 15K &3C00 | 30K &7800 | 60K &F000 | 90K &16800 | 120K &1E000 | | 48chars 16 | 30K &7800 | 60K &F000 | 120K &1E000 | 180K &2D000 | 240K &3C000 | | 256 | 60K &F000 | 120K &1E000 | 240K &3C000 | 360K &5A000 | 480K &78000 | +------------+-------------+-------------+-------------+-------------+-------------+ | 2 | 10K &2800 | 20K &5000 | 40K &A000 | 60K &F000 | 80K &14000 | | 512px 4 | 20K &5000 | 40K &A000 | 80K &14000 | 120K &1E000 | 160K &28000 | | 64chars 16 | 40K &A000 | 80K &14000 | 160K &28000 | 240K &3C000 | 320K &50000 | | 256 | 80K &14000 | 160K &28000 | 320K &50000 | 480K &78000 | 640K &A0000 | +------------+-------------+-------------+-------------+-------------+-------------+ | 2 | 15K &3C00 | 30K &7800 | 60K &F000 | 90K &16800 | 120K &1E000 | | 768px 4 | 30K &7800 | 60K &F000 | 120K &1E000 | 180K &2D000 | 240K &3C000 | | 96chars 16 | 60K &F000 | 120K &1E000 | 240K &3C000 | 360K &5A000 | 480K &78000 | | 256 | 120K &1E000 | 240K &3C000 | 480K &78000 | 720K &B4000 | 960K &F0000 | +------------+-------------+-------------+-------------+-------------+-------------+ | 2 | 20K &5000 | 40K &A000 | 80K &14000 | 120K &1E000 | 160K &28000 | | 1024px 4 | 40K &A000 | 80K &14000 | 160K &28000 | 240K &3C000 | 320K &50000 | |128chars 16 | 80K &14000 | 160K &28000 | 320K &50000 | 480K &78000 | 640K &A0000 | | 256 | 160K &28000 | 320K &50000 | 640K &A0000 | 960K &F0000 |1280K &140000| +------------+-------------+-------------+-------------+-------------+-------------+