Sometimes installing OS X may result in odd behavior if the partition scheme on the drive is not set up properly. If you are experiencing problems, a simple repartition during setup may be an easy ...

However, there's an asymmetry here. Although a PPC machine cannot boot up from a GUID-partitioned disk, an Intel machine can boot up from an Apple partition scheme disk.

GUID Partition Table (GPT) is a modern partitioning scheme designed to overcome the limitations of MBR. It uses a more advanced structure to support larger disks and more partitions.

Look under the Identifier header for the names of the disk’s partitions; for example, disk2s2. (Ignore any partitions labeled GUID_partition_scheme or EFI.) ...

Click OK to dismiss the sheet. Click Apply and the drive will be reformatted with the GUID partition scheme. Note: When you reformat that drive, you erase everything on it.

See the Asus UEFI interface below. Apart from the standard MBR partition scheme, UEFI also supports GUID Partition Table or GPT.

Content (IOContent): GUID_partition_scheme OS Can Be Installed: No Media Type: Generic Protocol: SATA SMART Status: Verified Total Size: 121.3 GB (121332826112 Bytes) (exactly 236978176 512-Byte ...

So I've just been messing around with my new macbook pro and decided to partition the drive for a fresh install. I figure I can eek out a little more performance by installing the OS on the ...