Ditto, same problem, on Intel but not AMD
Distro LinuxMint Release 14 (nadia) Kernel Linux 3.5.0-17-generic Package VirtualBox 4.2.6 r82870 [download from Virtualbox.org] also Package VirtualBox 4.1.18-dfsg-1ubuntu1.1 [default Mint install] Processor Intel Core i7-3720QM 2.60GHz 2x VGA compatible controllers:
Ditto, same problem, on Intel but not AMD
Distro LinuxMint Release 14 (nadia) dfsg-1ubuntu1. 1 [default Mint install]
Kernel Linux 3.5.0-17-generic
Package VirtualBox 4.2.6 r82870 [download from Virtualbox.org]
also
Package VirtualBox 4.1.18-
Processor Intel Core i7-3720QM 2.60GHz
2x VGA compatible controllers: