SUPER MICRO Computer X7SBL-LN1/LN2 - Manual (Page 63)

Chapter 4: BIOS
4-7
32 Bit I/O
This option allows you to enable or disable the function of a 32-bit data transfer.
The options are Enabled and Disabled.
Transfer Mode
This option allows you to set the transfer mode. The options are Standard, Fast
PIO1, Fast PIO2, Fast PIO3, Fast PIO4, FPIO3/DMA1 and FPIO4/DMA2.
Ultra DMA Mode
This option allows you to select the Ultra DMA Mode. The options are Disabled
and Enabled.
Installed Memory
This display informs you how much total memory installed in the system is
detected by the BIOS.
System Memory
This display informs you how much of the installed memory is available to the
system.