Biostar P4SFA P4SFA BIOS setup guide - Page 14

P4SFA BIOS Setup 4 Advanced Chipset Features This submenu allows you to configure the specific features of the chipset installed on your system. This chipset manage bus speeds and access to system memory resources, such as DRAM. It also coordinates communications with the PCI bus. The default settings that came with your system have been optimized and therefore should not be changed unless you are suspicious that the settings have been changed incorrectly. Figure 4. Advanced Chipset Setup Advanced DRAM Control 1 To control the DDR SDRAM. If you highlight the literal "Press Enter" next to the "Advanced DRAM Control" label and then press the enter key, it will take you a submenu with the following options: DRAM Timing Control This item determines DRAM clock/ timing follow SPD or not. The Choices: By SPD(default), Manual. RAS Precharge Time (tRP) This items allows you to specify the delay from precharge command to activate command. The Choices: 2T, 3T (default). 13