Gigabyte GA-770T-D3L Manual - Page 37

PCIE ClockMHz, HT Link Frequency, Set Memory Clock, DRAM Configuration

Page 37 highlights

PCIE Clock(MHz) Allows you to manually set the PCIe clock frequency. The adjustable range is from 100 MHz to 150 MHz. Auto sets the PCIe clock frequency to standard 100 MHz. (Default: Auto) HT Link Frequency Allows you to manually set the frequency for the HT Link between the CPU and chipset. Auto BIOS will automatically adjust the HT Link Frequency. (Default) 200 MHz~2 GHz Sets HT Link Frequency to 200 MHz~2 GHz. Set Memory Clock Determines whether to manually set the memory clock. Auto lets BIOS automatically set the memory clock as required. Manual allows the memory clock control item below to be configurable. (Default: Auto) Memory Clock This option is configurable only when Set Memory Clock is set to Manual. X4.00 Sets Memory Clock to X4.00. X5.33 Sets Memory Clock to X5.33. X6.66 Sets Memory Clock to X6.66. X8.00 Sets Memory Clock to X8.00. DRAM Configuration CMOS Setup Utility-Copyright (C) 1984-2010 Award Software DRAM Configuration CPU Host Clock Control x CPU Frequency(MHz) Set Memory Clock x Memory Clock DCTs Mode (Note) 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 Write Recovery Time x Precharge Time x Row Cycle Time x RAS to RAS Delay Bank interleaving [Auto] 200 [Auto] x6.66 [Unganged] [Auto] Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto [Enabled] 1333Mhz SPD 9T 9T 9T 24T -5T 90ns -10T 5T 33T 4T Auto 9T 9T 9T 24T -5T 90ns -10T 5T 33T 4T 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 (Note) This item appears only if you install a CPU that supports this feature. - 37 - BIOS Setup

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- 37 -
BIOS Setup
PCIE Clock(MHz)
Allows you to manually set the PCIe clock frequency. The adjustable range is from 100 MHz to 150 MHz.
Auto
sets the PCIe clock frequency to standard 100 MHz. (Default: Auto)
HT Link Frequency
Allows you to manually set the frequency for the HT Link between the CPU and chipset.
Auto
BIOS will automatically adjust the HT Link Frequency. (Default)
200 MHz~2 GHz
Sets HT Link Frequency to 200 MHz~2 GHz.
Set Memory Clock
Determines whether to manually set the memory clock.
Auto
lets BIOS automatically set the memory
clock as required.
Manual
allows the memory clock control item below to be configurable. (Default: Auto)
Memory Clock
This option is configurable only when
Set Memory Clock
is set to
Manual
.
X4.00
Sets Memory Clock to X4.00.
X5.33
Sets Memory Clock to X5.33.
X6.66
Sets Memory Clock to X6.66.
X8.00
Sets Memory Clock to X8.00.
CMOS Setup Utility-Copyright (C) 1984-2010 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

CPU Host Clock Control
[Auto]
x
CPU Frequency(MHz)
200
Set Memory Clock
[Auto]
x
Memory Clock
x6.66
1333Mhz
DCTs Mode
(Note)
[Unganged]
DDR3 Timing Items
[Auto]
SPD
Auto
x
CAS# latency
Auto
9T
9T
x
RAS to CAS R/W Delay
Auto
9T
9T
x
Row Precharge Time
Auto
9T
9T
x
Minimum RAS Active Time
Auto
24T
24T
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
Write Recovery Time
Auto
10T
10T
x
Precharge Time
Auto
5T
5T
x
Row Cycle Time
Auto
33T
33T
x
RAS to RAS Delay
Auto
4T
4T
Bank interleaving
[Enabled]
DRAM Configuration
(Note)
This item appears only if you install a CPU that supports this feature.