Earlier this month VirtualBox 3.0 Beta 1
was introduced by Sun Microsystems, which brought OpenGL 2.0 support for virtualized guests along with SMP support for guest operating systems. There were other notable changes present too. Introduced this afternoon is now the second beta release for VirtualBox 3.0.
Delivered in VirtualBox 3.0 Beta 2 are performance improvements for SMP guests, several OpenGL and Direct3D fixes, and various Windows guest fixes. The mailing list announcement along with the release highlights can be found on vbox-announce