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warning: this page is very technical
This page lists weird machines.
Dell Studio XPS 1340
A machine with TWO NVIDIA cards, not Optimus. http://en.gentoo-wiki.com/wiki/Dell_Studio_XPS_1340 Lspci and others: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/766548/comments/1 Submitted .dsl files: https://bugs.launchpad.net/lpbugreporter/+bug/752542/comments/178
This machine has a NVIDIA DSM UUID on handle
calls methods like
\_SB.PCI0.XVR0.Z01I.DGOF for disabling the discrete card).
\_SB.PCI0.IXVE.IGPU is the integrated GPU handle,
discrete one. bbswitch is not going to work with this machine for now.