Gigabyte GA-MA790GPT-UD3H Manual - Page 42

DCTs Mode, DDR3 Timing Items, CAS# latency, RAS to CAS R/W Delay, Options are: Auto default, 5T~12T.

Page 42 highlights

DRAM Configuration CMOS Setup Utility-Copyright (C) 1984-2009 Award Software DRAM Configuration DCTs Mode DDR3 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 CHA ProcOdt CHA DQS drive strength CHA Data drive strength [Unganged] [Auto] SPD Auto 7T Auto 7T Auto 7T Auto 30T Auto -- Auto 5T Auto 90ns Auto -- Auto -- Auto -- Auto 10T Auto 5T Auto 28T Auto 4T [Auto] [Auto] [Auto] Auto 7T 7T 7T 30T -5T 90ns ---10T 5T 28T 4T 60 ohms 1.0x 1.0x 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 CMOS Setup Utility-Copyright (C) 1984-2009 Award Software DRAM Configuration CHA MEMCLK drive strength CHA Add/Cmd drive strength CHA CS/ODT drive strength CHA CKE drive strength CHB ProcOdt CHB DQS drive strength CHB Data drive strength CHB MEMCLK drive strength CHB Add/Cmd drive strength CHB CS/ODT drive strength CHB CKE drive strength Bank interleaving Channel interleave [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Enabled] [Enabled] 1.5x 1.5x 1.5x 1.5x 60 ohms 1.0x 1.0x 1.5x 1.5x 1.5x 1.5x 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 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. CAS# latency Options are: Auto (default), 4T~12T. RAS to CAS R/W Delay Options are: Auto (default), 5T~12T. BIOS Setup - 42 -

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BIOS Setup
- 42 -
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.
CAS# latency
Options are: Auto (default), 4T~12T.
RAS to CAS R/W Delay
Options are: Auto (default), 5T~12T.
DRAM Configuration
CMOS Setup Utility-Copyright (C) 1984-2009 Award Software
DRAM Configuration
DCTs Mode
[Unganged]
DDR3 Timing Items
[Auto]
SPD
Auto
x
CAS# latency
Auto
7T
7T
x
RAS to CAS R/W Delay
Auto
7T
7T
x
Row Precharge Time
Auto
7T
7T
x
Minimum RAS Active Time
Auto
30T
30T
x
1T/2T Command Timing
Auto
--
--
x
TwTr Command Delay
Auto
5T
5T
x
Trfc0 for DIMM1
Auto
90ns
90ns
x
Trfc2 for DIMM2
Auto
--
--
x
Trfc1 for DIMM3
Auto
--
--
x
Trfc3 for DIMM4
Auto
--
--
x
Write Recovery Time
Auto
10T
10T
x
Precharge Time
Auto
5T
5T
x
Row Cycle Time
Auto
28T
28T
x
RAS to RAS Delay
Auto
4T
4T
CHA ProcOdt
[Auto]
60 ohms
CHA DQS drive strength
[Auto]
1.0x
CHA Data drive strength
[Auto]
1.0x
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
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
CHA MEMCLK drive strength
[Auto]
1.5x
CHA Add/Cmd drive strength
[Auto]
1.5x
CHA CS/ODT drive strength
[Auto]
1.5x
CHA CKE drive strength
[Auto]
1.5x
CHB ProcOdt
[Auto]
60 ohms
CHB DQS drive strength
[Auto]
1.0x
CHB Data drive strength
[Auto]
1.0x
CHB MEMCLK drive strength
[Auto]
1.5x
CHB Add/Cmd drive strength
[Auto]
1.5x
CHB CS/ODT drive strength
[Auto]
1.5x
CHB CKE drive strength
[Auto]
1.5x
Bank interleaving
[Enabled]
Channel interleave
[Enabled]