ECS P4VMM2 User Manual page 29

Password Check
If you have entered a password for the system, use this item to determine, if
the password is required to enter the Setup Utility (Setup) or required both at
start-up and to enter the Setup Utility (Always).
Boot to OS/2 > 64MB
Enable this item if you are booting the OS/2 operating system and you have
more than 64MB of system memory installed.
L2 Cache
Leave these items enabled since all the processors that can be installed on
this board have internal L2 cache memory.
System BIOS Cacheable
If you enable this item, a segment of the system BIOS will be copied to main
memory for faster execution.
DOS Flat Mode
This item enables BIOS to enter the DOS protected mode without other soft-
ware supporting under the DOS operating system. We recommend you leave
this item at the default value.
SDRAM Timing By SPD
This item allows you to enable or disable the SDRAM timing defined by the
Serial Presence Detect electrical.
SDRAM Frequency
This item determines frequency of SDRAM memory.
SDRAM CAS# Latency
This item determines the operation of SDRAM memory CAS (column address
strobe). It is recommended that you leave this item at the default value. The
2T setting requires faster memory that specifically supports this mode.
SDRAM Bank Interleave
Enable this item to increase SDRAM memory speed. When enabled, separate
memory banks are set for odd and even addresses and the next byte of
memory can be accessed while the current byte is being refreshed.
AGP Comp. Driving
Use this item to signal driving current on AGP cards to auto or manual. Some
AGP cards need stronger than normal driving current in order to operate. We
recommend that you set this item to the default.
Manual AGP Comp. Driving
When AGP Driving is set to Manual, use this item to set the AGP current driv-
ing value.
AGP Mode
This item provides the OnBoard VGA mode with three options of 1,2, 4 multi-
plied frequency.
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