drivers - Using AMD R9 M375? - Ask Ubuntu


recently installed ubuntu 16.10 on lenovo ideapad y700, has both integrated intel hd graphics , dedicated amd r9 m375. under system details lists intel graphics, however, when run lshw -c video result: 

  *-display                     description: display controller    product: venus xtx [radeon hd 8890m / r9 m275x/m375x]    vendor: advanced micro devices, inc. [amd/ati]    physical id: 0    bus info: pci@0000:01:00.0    version: 81    width: 64 bits    clock: 33mhz    capabilities: pm pciexpress msi bus_master cap_list rom    configuration: driver=radeon latency=0    resources: irq:128 memory:80000000-8fffffff memory:a1000000-a103ffff ioport:4000(size=256) memory:a1040000-a105ffff   *-display        description: vga compatible controller        product: hd graphics 530        vendor: intel corporation        physical id: 2        bus info: pci@0000:00:02.0        version: 06        width: 64 bits        clock: 33mhz        capabilities: pciexpress msi pm vga_controller bus_master cap_list rom        configuration: driver=i915 latency=0        resources: irq:127 memory:a0000000-a0ffffff memory:90000000-9fffffff ioport:5000(size=64) memory:c0000-dffff

what mean? how switch between 2 gpus?


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