 <p>you're not using Stage3D. If you use Starling, ND2D or write your own Stage3D wrapper you'll be able to get better performance.</p> <p>You can also take a look at Jackson Dunstan's blog, this post is especially helpful: <a href="http://jacksondunstan.com/articles/2279" rel="nofollow">http://jacksondunstan.com/articles/2279</a></p>