Gigabyte GA-880GM-USB3 User Manual page 39

DRAM Configuration
CMOS Setup Utility-Copyright (C) 1984-2011 Award Software
DCTs Mode
DDR3 Timing Items
x 1T/2T Command Timing
x CAS# latency
x RAS to CAS R/W Delay
x Row Precharge Time
x Minimum RAS Active Time
x TwTr Command Delay
x Trfc0 for DIMM1, DIMM2
x Trfc1 for DIMM3, DIMM4
x Write Recovery Time
x Precharge Time
x Row Cycle Time
x RAS to RAS Delay
Channel Interleaving
Bank Interleaving
higf: Move Enter: Select
F5: Previous Values
DCTs Mode
Allows you to set memory control mode.
Ganged Sets memory control mode to single dual-channel.
Unganged Sets memory control mode to two single-channel. (Default)
DDR3 Timing Items
Manual allows all DDR3 Timing items below to be configurable.
Options are: Auto (default), Manual.
1T/2T Command Timing
Options are: Auto (default), 1T, 2T.
CAS# latency
Options are: Auto (default), 4T~12T.
RAS to CAS R/W Delay
Options are: Auto (default), 5T~12T.
Row Precharge Time
Options are: Auto (default), 5T~12T.
Minimum RAS Active Time
Options are: Auto (default), 15T~30T.
TwTr Command Delay
Options are: Auto (default), 4T~7T.
Trfc0 for DIMM1, DIMM2
Options are: Auto (default), 90ns, 110ns, 160ns, 300ns, 350ns.
Trfc1 for DIMM3, DIMM4
Options are: Auto (default), 90ns, 110ns, 160ns, 300ns, 350ns.
Write Recovery Time
Options are: Auto (default), 5T~8T, 10T, 12T.
DRAM Configuration
[Unganged]
[Auto] SPD Auto
Auto -- --
Auto 9T 6T
Auto 9T 6T
Auto 9T 6T
Auto 24T 15T
Auto 5T 4T
Auto 90ns 90ns
Auto -- --
Auto 10T 6T
Auto 5T 4T
Auto 33T 20T
Auto 4T 4T
[Enabled]
[Enabled]
+/-/PU/PD: Value F10: Save
F6: Fail-Safe Defaults
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Item Help
Menu Level 
ESC: Exit F1: General Help
F7: Optimized Defaults
BIOS Setup