Selects the non-default graphics card used for PRIME render offloading. The value can be: a number, selecting the n-th non-default GPU; a PCI bus id in the form pci-XXX_YY_ZZ_U; a PCI id in the form vendor_id:device_id For more information, consult the Mesa documentation on the DRI_PRIME environment variable.

"1"

"pci-0000_06_00_0"