ASROCK 775DUAL-915GV User Manual page 31

DRAM RAS# Activate to Precharge
This controls the number of DRAM clocks for TRAS. Configuration
options: [4 DRAM Clocks], [5 DRAM Clocks], [6 DRAM Clocks], [7 DRAM
Clocks], [8 DRAM Clocks], [9 DRAM Clocks], [10 DRAM Clocks], [11
DRAM Clocks], [12 DRAM Clocks], [13 DRAM Clocks], [14 DRAM Clocks],
and [15 DRAM Clocks].
Onboard VGA Selection
This allows you to enjoy the benefits of Surround Display feature. If you
select [Auto], the onboard VGA will be automatically disabled when you
install AGP 8X or PCI Express X 16 VGA card; the onboard VGA will be
enabled without the installation of any add-on VGA card. If you select
[Enabled], the onboard VGA will be enabled, and your first screen will
always be onboard VGA.
Aperture Size Select
This allows you to adjust the memory capability of onboard VGA. No matter
you insert DDR or DDRII DIMM to this motherboard, you may select
[256MB] or [128MB] as the aperture size select. The default value of this
option is [256MB]. However, if you install VGA cards to this motherboard,
onboard VGA will be disabled.
DVMT Mode Select
Use this item to select DVMT Mode. The default value is [DVMT Mode].
Configuration options: [Fixed Mode], [DVMT Mode], and [Fixed + DVMT Mode].
DVMT/FIXED Memory
Use this item to select DVMT/FIXED Memory. The default value is [Maximum
DVMT]. Configuration options: [64MB], [128MB], and [Maximum DVMT].
OnBoard LAN
This allows you to enable or disable the "OnBoard LAN" feature.
OnBoard AC'97 Audio
Select [Auto], [Enabled] or [Disabled] for the onboard AC'97 Audio feature.
OnBoard MC'97 Modem
Select [Auto] or [Disabled] for the onboard MC'97 Modem feature.
VCCM
This option allows you to set VCCM. The default value is [Auto]. Configura-
tion options: [High], [Low], and [Auto].
VDDQ
This option allows you to set VDDQ. The default value is [Low]. Configura
tion options: [High], and [Low].
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