AMD 790GX, SB750 user manual Advanced Chipset Features, Pcie Configuration, System Bios Cacheable

Allows OS2→ to be used with >64MB or DRAM. Settings are Non-OS/2 (default) and OS2. Set to OS/2 if using more than 64MB and running OS/2→.

3-6 Advanced Chipset Features

The Advanced Chipset Features Setup option is used to change the values of the chipset registers. These registers control most of the system options in the computer.

Phoenix – AwardBIOS CMOS Setup Utility

Advanced Chipset Features

HT Link Control	press enter	Item Help
PCIE Configuration	press enter
IGX Configuration	press enter
HDMI Audio	Disabled	Menu Level >
NB Power Management	Auto
Memory Hole	Disabled
System BIOS Cacheable	Disabled

↑↓→← Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help

F5:Previous Values F6:Optimized Defaults F7:Standard Defaults

System BIOS Cacheable

Selecting Enabled allows caching of the system BIOS ROM at F0000h-FFFFFh, resulting in better system performance. However, if any program writes to this memory area, a system error may result. The settings are: Enabled and Disabled.

3-6-1 PCIE Configuration

Phoenix – AwardBIOS CMOS Setup Utility

PCIE Configuration

Primary dual slot config		Auto	Item Help
GFX	Port 1	Press Enter
GFX	Port 2	Press Enter
GPP1		Press Enter	Menu Level >
GPP2		Press Enter
GPP3		Press Enter
NB-SB Port Features		Press Enter

↑↓→← Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help

F5:Previous Values F6:Optimized Defaults F7:Standard Defaults

Primary Dul Slot Config

Selecting Auto allows PCI-E x16by8lane socket can make Hybrid CrossFire with the onboard VGA Card.

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