ASRock 775Dual-915GV User Manual - Page 31
DRAM RAS# Activate to Precharge
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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]. Configuration options: [High], [Low], and [Auto]. VDDQ This option allows you to set VDDQ. The default value is [Low]. Configura tion options: [High], and [Low]. 31