1200 x 3150
1200 x 3150 = 3780000
Example of 1200 x 3150 pixels banner dimensions.
1150 x 3200 1160 x 3190 1170 x 3180 1180 x 3170 1190 x 3160
1200 x 3100 1200 x 3110 1200 x 3120 1200 x 3130 1200 x 3140
1200 x 3200 1200 x 3190 1200 x 3180 1200 x 3170 1200 x 3160