Duplicate Mobile Intel(R) 915GM/GMS 910GML Express Chipset Family

The Mobile Intel® 915GM/GMS, 910GML Express Chipset Family has dedicated multimedia engines (Intel® Graphics Media Accelerator (GMA) 900) that execute in parallel to deliver high performance 3D, 2D, and video capabilities. These two engines operating in parallel are seen in Device Manager as two instances of "Intel(R) Mobile Intel® 915GM/GMS, 910GML Express Chipset Family." If you double-click on each, you see the first one is identified as "PCI bus 0, device 2, function 0" and the second one identified as "PCI bus 0, device 2, function 1."