Gigabyte GA-MA785GM-US2H Manual - Page 42

DRAM Configuration

Page 42 highlights

DRAM Configuration CMOS Setup Utility-Copyright (C) 1984-2009 Award Software DRAM Configuration DDRII Timing Items x CAS# latency x RAS to CAS R/W Delay x Row Precharge Time x Minimum RAS Active Time x 1T/2T Command Timing x TwTr Command Delay x Trfc0 for DIMM1 x Trfc2 for DIMM2 x Trfc1 for DIMM3 x Trfc3 for DIMM4 x Write Recovery Time x Precharge Time x Row Cycle Time x RAS to RAS Delay [Auto] Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto SPD 5T 5T 5T 18T -3T 105ns ---6T 3T 23T 3T Auto 5T 5T 5T 18T -3T 105ns ---6T 3T 23T 3T Item Help Menu Level  Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10: Save F6: Fail-Safe Defaults ESC: Exit F1: General Help F7: Optimized Defaults DDRII Timing Items Manual allows all DDR2 Timing items below to be configurable. Options are: Auto (default), Manual. CAS# latency Options are: Auto (default), 3T~6T. RAS to CAS R/W Delay Options are: Auto (default), 3T~6T. Row Precharge Time Options are: Auto (default), 3T~6T. Minimum RAS Active Time Options are: Auto (default), 5T~18T. 1T/2T Command Timing Options are: Auto (default), 1T, 2T. TwTr Command Delay Options are: Auto (default), 1T~3T. Trfc0 for DIMM1 Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns. Trfc2 for DIMM2 Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns. Trfc1 for DIMM3 Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns. Trfc3 for DIMM4 Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns. Write Recovery Time Options are: Auto (default), 3T~6T. BIOS Setup - 42 -

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BIOS Setup
- 42 -
DDRII Timing Items
Manual
allows all DDR2 Timing items below to be configurable.
Options are: Auto (default), Manual.
CAS# latency
Options are: Auto (default), 3T~6T.
RAS to CAS R/W Delay
Options are: Auto (default), 3T~6T.
Row Precharge Time
Options are: Auto (default), 3T~6T.
Minimum RAS Active Time
Options are: Auto (default), 5T~18T.
1T/2T Command Timing
Options are: Auto (default), 1T, 2T.
TwTr Command Delay
Options are: Auto (default), 1T~3T.
Trfc0 for DIMM1
Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns.
Trfc2 for DIMM2
Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns.
Trfc1 for DIMM3
Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns.
Trfc3 for DIMM4
Options are: Auto (default), 75ns, 105ns, 127.5ns, 195ns, 327.5ns.
Write Recovery Time
Options are: Auto (default), 3T~6T.
CMOS Setup Utility-Copyright (C) 1984-2009 Award Software
DRAM Configuration
higf
: Move
Enter: Select
+/-/PU/PD: Value
F10: Save
ESC: Exit
F1: General Help
F5: Previous Values
F6: Fail-Safe Defaults
F7: Optimized Defaults
Item Help
Menu Level

DDRII Timing Items
[Auto]
SPD
Auto
x
CAS# latency
Auto
5T
5T
x
RAS to CAS R/W Delay
Auto
5T
5T
x
Row Precharge Time
Auto
5T
5T
x
Minimum RAS Active Time
Auto
18T
18T
x
1T/2T Command Timing
Auto
--
--
x
TwTr Command Delay
Auto
3T
3T
x
Trfc0 for DIMM1
Auto
105ns
105ns
x
Trfc2 for DIMM2
Auto
--
--
x
Trfc1 for DIMM3
Auto
--
--
x
Trfc3 for DIMM4
Auto
--
--
x
Write Recovery Time
Auto
6T
6T
x
Precharge Time
Auto
3T
3T
x
Row Cycle Time
Auto
23T
23T
x
RAS to RAS Delay
Auto
3T
3T
DRAM Configuration