Opera release a Labs build with Hardware Acceleration

[stve]

Released only for Windows XP, Vista & 7.
Builds for Mac & Linux are being worked on.
Needs a graphics card that supports Open GL with the latest drivers.
A future version will have support for Direct 3D graphic cards.

It can be installed as a standalone USB that makes no registry entries by selecting options & changing the install path to point to a folder outside of program files.

http://my.opera.com/core/blog/2011/02/28/webgl-and-hardware-acceleration-2

Try it out at Internet Explorer 9 Test Drive

On the fish tank demo I had 1,000 fish at 58 fps full screen desktop resolution 1900x1200

 

[stve]

Comparison of Hardware accelerated browsers video by YouTube - downloadsquad's Channel

YouTube - Hardware accelerated HTML5 Web browser comparison (Opera, IE9, Firefox 4 and Chrome)