800 x 600 = 4:3

1024 x 768 = 4:3

1200 x 800 = 3:2

1280 x 720 = 16:9

1280 x 960 = 4;3

1440 x 1080 = 4:3

1920 x 1080 = 16:9

3840 x 2190 = 16:9