GDN Ad Sizes:
Common Laptop & Computer Dimensions:
250 x 250
200 x 200
468 x 60
728 x 90
300 x 250
336 x 280
120 x 600
160 x 600
300 x 600
970 x 90
Common Mobile Dimensions:
320 x 50
200 x 200
250 x 250
300 x 250
320 x 100
YouTube:
Display ads
300 x 250 & 300 x 60
Overlay ads:
image or text ads
468 x 60 & 728 x 90
Facebook Ad Size:
1200 x 628 pixels
