Pcie Spread Spectrum; Memory Clock; Dram Configuration - Gigabyte GA-870A-UD3 User Manual

PCIe Spread Spectrum

Enables or disables PCIe Spread Spectrum. (Default: Disabled)
HT Link Frequency
Allows you to manually set the frequency for the HT Link between the CPU and chipset.
Auto
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
X5.33
X6.66
X8.00

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
Bank interleaving
Channel interleave
higf : Move Enter: Select
F5: Previous Values
DCTs Mode
Allows you to set memory control mode.
Ganged
Unganged
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.
BIOS Setup
BIOS will automatically adjust the HT Link Frequency. (Default)
Sets HT Link Frequency to 200 MHz~2 GHz.
Sets Memory Clock to X4.00.
Sets Memory Clock to X5.33.
Sets Memory Clock to X6.66.
Sets Memory Clock to X8.00.
CMOS Setup Utility-Copyright (C) 1984-2010 Award Software
DRAM Configuration
[Unganged]
[Auto]
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
Auto
[Enabled]
[Enabled]
+/-/PU/PD: Value
F6: Fail-Safe Defaults
Sets memory control mode to single dual-channel.
Sets memory control mode to two single-channel. (Default)
SPD Auto
7T 7T
7T 7T
7T 7T
30T 30T
-- --
5T 5T
90ns 90ns
-- --
-- --
-- --
10T 10T
5T 5T
28T 28T
4T 4T
F10: Save
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Item Help
Menu Level 
ESC: Exit F1: General Help
F7: Optimized Defaults