SDRAM RAS Precharge Time, SDRAM Cycle Time Tras, Trc 6T, 8T

4. BIOS SETUP

SDRAM RAS Precharge Time

This controls the idle clocks after issuing a precharge command to the SDRAM. NOTE: To make changes to this field, the SDRAM Configura- tion field must be set to [User Define].

SDRAM Cycle Time (Tras, Trc) [6T, 8T]

This feature controls the number of SDRAM clocks used per access cycle. Configuration options: [5T, 7T] [6T, 8T]

SDRAM Page Closing Policy [All Banks]

This feature controls whether the graphic and memory controller hub will precharge one or all banks after a page miss. Configuration options: [One Bank] [All Banks]

CPU Latency Timer [Enabled]

Configuration options: [Disabled] [Enabled]

Onboard VGA [Enabled]

Leave on default setting if you want to use the onboard VGA. If this field is disabled, all Display Cache configurations will not be available. Configura- tion options: [Disabled] [Enabled]

Display Cache CAS Latency (DCCAS) [2T]

Configuration options: [2T] [3T]

Display Cache RAS to CAS Delay [Determined by DCCAS]

With the default setting [Determined by DCCAS], this field has the same configuration as Display Cache CAS Latency (DCCAS). Configuration options: [Determined by DCCAS] [2T]

Display Cache RAS Precharge Time [2T]

Configuration options: [2T] [3T]

Display Cache Cycle Time (Tras, Trc) [5T, 8T]

Configuration options: [5T, 8T] [7T, 10T]

Display Cache Paging Mode [Page Open Mode]

Configuration options: [Page Open Mode] [Page Close Mode]

Graphics Window Size [64MB]

This feature allows you to select the size of mapped memory for AGP graphic data. Configuration options: [64MB] [32MB]

Memory Hole At 15M-16M [Disabled]

This field allows you to reserve an address space for ISA expansion cards that require it. Setting the address space to a particular setting will make that memory space unavailable to the system. Expansion cards can only access memory up to 16MB. Configuration options: [Disabled] [Enabled]

Chip Configuration