Asus P5SD2-FM NorthBridge SIS649 Chipset Configuration, Primary Graphics Adapter PCI Express

NorthBridge SIS649 Chipset Configuration

Primary Graphics Adapter	[PCI Express]
CPU FSB Set To Chipset Timing	[FSB: 800MHz]
Auto Detect DRAM Frequency	[Enabled]
CPU:DRAM Frequency Ratio	[3:2]
Real CPU FSB:DRAM = 800(200*4): 533(266*2) MHz
DRAM CAS# Latency	[By SPD]
Dual Core PATCH	[Enabled]

Primary Graphics Adapter [PCI Express]

Allows selection of the graphics controller to use as a primary boot device. Configuration options: [PCI] [PCI Express]

CPU FSB Set To Chipset Timing [FSB: 533MHz]

Displays auto-detected CPU FSB information.

Auto Detect DRAM Frequency [Enabled]

When set to [Enabled], this allows the BIOS to detect the DRAM frequency automatically. Configuration options: [Disabled] [Enabled]

CPU:DRAM Frequency Ratio [DDR 400 MHz]

Displays auto-detected CPU and DRAM frequency ratio information.

Real CPU FSB:DRAM = 532(133*4): 400(200*2) MHz

Displays auto-detected CPU FSB and DRAM frequency information.

DRAM CAS# Latency [By SPD]

Controls the latency between the SDRAM read command and the time the data actually becomes available. Configuration options: [By SPD] [2T] [2.5T] [3T]

Dual Core PATCH [Enabled]

Enables or disables the Dual Core PATCH.

Configuration options: [Enabled] [Disabled]

2-12 Chapter 2: BIOS setup