Asus MAXIMUS FORMULA SPECIAL Maximus Formula user's manual English Edition Ver - Page 91

FSB Strap to North Bridge [Auto], PCIE Frequency [Auto], DRAM Timing Control [Auto]

Page 91 highlights

FSB/CPU External Frequency Synchronization Front Side Bus FSB 1333 FSB 1066 FSB 800 CPU External Frequency 333 MHz 266 MHz 200 MHz FSB Strap to North Bridge [Auto] Configuration options: [Auto] [200MHz] [266MHz] [333MHz] [400MHz] PCIE Frequency [Auto] Allows you to set the PCI Express frequency. Configuration options: [100] [101]~[149] [150] DRAM Frequency [Auto] Allows you to set the DDR2 operating frequency. Configuration options: [Auto] [DDR2-667MHz] [DDR2-800 MHz] [DDR2-887MHz] [DDR2-1066MHz] A very high DRAM frequency may cause the system to become unstable! If this happens, revert to the default setting. The configuration options may vary depending on the CPU level you select. DRAM Timing Control [Auto] Configuration options: [Auto] [Manual] The following items appear when you set the DRAM Timing Control item to [Manual]. CAS# Latency [ 5 DRAM Clocks] Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks] [18 DRAM Clocks] RAS# to CAS# Delay [ 5 DRAM Clocks] Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks] [18 DRAM Clocks] RAS# Precharge [ 5 DRAM Clocks] Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks] [18 DRAM Clocks] RAS# Active Time [15 DRAM Clocks] Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[33 DRAM Clocks] [34 DRAM Clocks] ROG Maximus Formula (Special Edition) / Maximus Formula 4-19

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ROG Maximus Formula (Special Edition) / Maximus Formula
4-19
FSB Strap to North Bridge [Auto]
Configuration options: [Auto] [200MHz] [266MHz] [333MHz] [400MHz]
PCIE Frequency [Auto]
Allows you to set the PCI Express frequency.
Configuration options: [100] [101]~[149] [150]
DRAM Frequency [Auto]
Allows you to set the DDR2 operating frequency.
Configuration options: [Auto] [DDR2-667MHz] [DDR2-800 MHz] [DDR2-887MHz]
[DDR2-1066MHz]
A very high DRAM frequency may cause the system to become unstable! If this
happens, revert to the default setting.
The configuration options may vary depending on the CPU level you select.
DRAM Timing Control [Auto]
Configuration options: [Auto] [
Manual
]
The following items appear when you set the
DRAM Timing Control
item to
[Manual].
CAS# Latency [ 5 DRAM Clocks]
Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks]
[18 DRAM Clocks]
RAS# to CAS# Delay [ 5 DRAM Clocks]
Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks]
[18 DRAM Clocks]
RAS# Precharge [ 5 DRAM Clocks]
Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[17 DRAM Clocks]
[18 DRAM Clocks]
RAS# Active Time [15 DRAM Clocks]
Configuration options: [3 DRAM Clocks] [4 DRAM Clocks]~[33 DRAM Clocks]
[34 DRAM Clocks]
FSB/CPU External Frequency Synchronization
Front Side Bus
CPU External Frequency
FSB 1333
333 MHz
FSB 1066
266 MHz
FSB 800
200 MHz