Asus P5N64 WS Professional User Guide - Page 86

FSB Clock (Mhz) [1333] This sub-item appears only when you set the System Clock Mode item to [Linked] or [Unlinked] and allows you to manually enter the desired FSB clock in MHz. Use the and keys to adjust the value. You can also type the desired value using the numeric keypad. The values range from 400 to 2500. Refer to the table below for the correct FSB and CPU external frequency settings. FSB/CPU External Frequency Synchronization Front Side Bus FSB 1600 FSB 1333 FSB 1066 FSB 800 CPU External Frequency 400 MHz 333 MHz 266 MHz 200 MHz Memory Clock (Mhz) [800] This sub-item appears only when you set the System Clock Mode item to [Unlinked] and allows you to manually enter the desired memory clock in MHz. Use the and keys to adjust the value. You can also type the desired value using the numeric keypad. The values range from 400 to 3000. PCIE Frequency (MHz) [100] Allows you to set the PCI Express frequency. The values range from 100 to 200. Current CAS-RCD-RP-RAS-CMD 6-6-6-15-1T Current RRD-RC-WR-WTR-REF 4-21-7-13-7.6uS These items shows the current memory timings detected by the BIOS and may vary depending on your settings of the Memory Timings item. Memory Timings [Auto] Allows automatic or manual adjustments of the memory timings. Configuration options: [Auto] [Manual] The following sub-items appear only when you set the Memory Timings item to [Manual]. tCL (CAS Latency) [Auto] Configuration options: [Auto] [5] [6] - [17] [18] tRCD [Auto] Configuration options: [Auto] [1] [2] - [14] [15] tRP [Auto] Configuration options: [Auto] [1] [2] - [14] [15] tRAS [Auto] Configuration options: [Auto] [1] [2] - [62] [63] 4-18 Chapter 4: BIOS setup