Contec Single Board Computer Half-size PICMG 1.3 with LAN, Audio, SATA SEH-9450-LAS User Manual page 58

8. BIOS Setup
Description Choice
APIC Mode
APIC stands for Advanced Programmable Interrupt
Controller.
Note : This item is show only
MPS Version Control For OS
Use the Multiprocessor Specification (MPS) for OS option to
specify the MPS version to be used. MPS version 1.4 added
extended configuration tables to improve support for
multiple PCI bus configurations and improve future
expandability.
OS Select For DRAM > 64M
Select the operating system that is running with greater
than 64MB of RAM on the system.
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SEH-9450-LAS