8 max. cpu graphics ratio [auto, 9 gpu boost [as is, 10 epu power saving mode [disabled – Asus H81M-PLUS User Manual
Page 44: 11 dram timing control

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Chapter 2: Getting started
2.5.8
Max. CPU Graphics Ratio [Auto]
[Auto]
The iGPU frequency is set to its optimized setting depending on the system
loading.
[Manaul]
Use the <+> or <-> keys to adjust the optimal iGPU frequency value. The
frequency may vary depending on the system loading.
2.5.9
GPU Boost [As Is]
Allows you to enable the GPU Boost to accelerate the integrated GPU for extreme graphics
performance. Configuration options: [As is] [Enabled].
2.5.10 EPU Power Saving Mode [Disabled]
Allows you to enable or disable the EPU power saving function. Configuration options:
[Disabled] [Enabled]
2.5.11 DRAM Timing Control
The subitems in this menu allow you to set the DRAM timing control features. Use the <+>
and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard
and press the <Enter> key.
Changing the values in this menu may cause the system to become unstable! If this
happens, revert to the default settings.
Primary Timings
DRAM CAS# Latency [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock]
DRAM RAS# to CAS# Delay [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock]
DRAM RAS# PRE Time [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock]
DRAM RAS# ACT Time [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [63 DRAM Clock]
DRAM COMMAND Rate [Auto]
Configuration options: [Auto] [1 DRAM Clock] [2 DRAM Clock] [3 DRAM Clock]
Secondary Timings
DRAM RAS# to RAS# Delay [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [15 DRAM Clock]
DRAM REF Cycle Time [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [511 DRAM Clock]
DRAM Refresh Interval [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [65535 DRAM Clock]
DRAM WRITE Recovery Time [Auto]
Configuration options: [Auto] [1 DRAM Clock] – [16 DRAM Clock]