The CPU has been the heart of every PC since Intelâs x86 processors became popular over two decades ago. Yet the CPU does have weaknesses,the greatest of which is their relatively linear data execution. Graphics processors, by comparison, consist of many small cores that execute data simultaneously. This makes it easier for them to perform certain tasks, like video decoding and 3D graphics.
Solutions. 1  First try the normal methods to remove the disc. 2  Drag its icon to the Trash can in the Dock or select 'Eject' from the File menu. 3  If you are running a virtual machine, e.g. 4  VMFusion, ensure that the CD is disconnected from the virtual machine.
Right-click the disc drive icon and select Eject from the list of options. Remove the disc from the disc drive carefully, holding it only by the outer edges. Quit and exit any active programs running from the disc. Click the disc icon on your desktop and drag it to the Trash Bin icon. If this fails, you can still attempt to eject the disc using the Disk Utility.