If it is detected that the operating system of your source machine is not the same firmware as your system, you will be asked if you want to convert UEFI to a BIOS-compatible system or BIOS to UEFI-compatible system. The following table lists each operating system and the type of conversion supported.
|
Operating System (OS) |
CPU |
uEFI to BIOS |
BIOS to uEFI |
|
Windows XP |
x86 |
No |
No |
|
Windows XP |
x64 |
No |
No |
|
Windows Server 2003 |
x86 |
No |
No |
|
Windows Server 2003 |
x64 |
No |
No |
|
Windows Vista (None SP) |
x86 |
No |
No |
|
Windows Vista (None SP) |
x64 |
No |
No |
|
Windows Vista SP1 |
x86 |
No |
No |
|
Windows Vista SP1 |
x64 |
Yes |
Yes |
|
Windows Server 2008 |
x86 |
No |
No |
|
Windows Server 2008 |
x64 |
Yes |
Yes |
|
Windows Server 2008 R2 |
x64 |
Yes |
Yes |
|
Windows 7 |
x86 |
No |
No |
|
Windows 7 |
x64 |
Yes |
Yes |
|
Windows 8 |
x86 |
No |
No |
|
Windows 8 |
x64 |
Yes |
Yes |
|
Windows Server 2012 |
x64 |
Yes |
Yes |
|
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