This tool allows for simultaneous image generation in a chosen resolution and orientation (portrait or landscape) as well as the selection of image zoom level 2x.
768 x 1344: Vertical (9:16)
915 x 1144: Portrait (4:5)
1024 x 1024: square 1:1
1182 x 886: Photo (4:3)
1254 x 836: Landscape (3:2)
1365 x 768: Widescreen (16:9)
1564 x 670: Cinematic (21:9)