AMD Socket AM2+ Quad Core Processor 790GX - Manual (Page 34)

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Ultra DMA/33 implementation is possible only if your IDE hard drive supports it and the
operating environment includes a DMA driver (Windows 95 OSR2 or a third-party IDE bus
master driver). If your hard drive and your system software both support Ultra DMA/33 and
Ultra DMA/66, select Auto to enable BIOS support. The settings are: Auto, Disabled.
IDE HDD Block Mode
Block mode is also called block transfer, multiple commands, or multiple sector read/write.
If your IDE hard drive supports block mode (most new drives do), select Enabled for
automatic detection of the optimal number of block read/writes per sector the drive can
support. The settings are: Enabled, Disabled.
Onchip SATA Controller
This item allows you to control Serial ATA controller.
3-7-3 Onchip PCI Device
Phoenix – AwardBIOS CMOS Setup Utility
OnChip PCI Device
Item Help
Onboard PCIE LAN Device Enabled
Onboard PCIE Lan BootRom Disabled
HD Audio Enable
Onchip USB Controller Enabled
USB EHCI Controller Enabled
USB keyboard Support Enabled
Menu Level >>
↑↓→← Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help
F5:Previous Values F6:Optimized Defaults F7:Standard Defaults
Onboard LAN device (Enabled)
This option allows you to control the onboard LAN device.
HD Audio
This item allows you to decide to enable/disable the chipset family to support HD Audio.
The settings are: Enabled, Disabled.
Onchip USB Controller
Select Enabled if your system contains a Universal Serial Bus (USB) controller and you have
a USB peripherals. The settings are: Enabled, Disabled.
USB Device Support
Select Enabled if your system contains a Universal Serial Bus (USB) controller and you have
a USB device. The settings are: Enabled, Disabled.