<script src="http://www.snorkl.tv/dev/libs/testing/TweenMax.min.js"></script>
Animated rotationY:180 with GSAP with perspective applied to wrapper
<div class="wrapper">
<div class="box gsap"></div>
<div class="box gsap"></div>
</div>
Animated Animated roationY:180 with GSAP no perspective
<div class="box gsap"></div>
<div class="box gsap"></div>
Static 3D set with GSAP rotationY:45, no perspective
<div class="box gsapStatic"></div>
Static 3D set with CSS3 rotationY:45, perspective(500px)
<div class="box css3"></div>