User Manual

3-12 Chapter 3: BIOS setup
3.3.11 QPI Link Data Rate [Auto]
Allows you to adjust the QPI link data rate.
Configuration options: [Auto] [Slow Mode] [4800MT/s] [5866MT/s] [6400MT/s]
 
Allows you to lock or unlock the memory configuration.
Configuration options: [Enabled] [Disabled]
3.3.13 DRAM Timing Control
The configuration options for some of the following items vary depending on thedepending on the
DIMMs you install on the motherboard.
1st Information: 9-9-9-24-4-74-10-7-20-0
The values vary depending on your settings of the following sub-items:
CAS# Latency 9 [Auto]
Configuration options: [Auto] [3 DRAM Clock] [4 DRAM Clock] – [10 DRAM
Clock] [11 DRAM Clock]
RAS# to CAS# Delay 9 [Auto]
Configuration options: [Auto] [3 DRAM Clock] – [15 DRAM Clock]
RAS# PRE Time 9 [Auto]
Configuration options: [Auto] [3 DRAM Clock] – [15 DRAM Clock]
RAS# ACT Time 24 [Auto]
Configuration options: [Auto] [3 DRAM Clock] [4 DRAM Clock] – [30 DRAM
Clock] [31 DRAM Clock]
RAS# to RAS# Delay 4 [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [7 DRAM Clock]
REF Cycle Time 74 [Auto]
Configuration options: [Auto] [30 DRAM Clock] [36 DRAM Clock]
[48 DRAM Clock] [60 DRAM Clock] [72 DRAM Clock] [82 DRAM Clock]
[88 DRAM Clock] [90 DRAM Clock] [100 DRAM Clock] [110 DRAM Clock]
[124 DRAM Clock] [132 DRAM Clock] [140 DRAM Clock] [150 DRAM Clock]
[160 DRAM Clock]