• Auto—Enables the processor to dynamically change frequencies based on workload.
• Maximum or minimum frequency—Enables tuning for latency or power consumption.
3. Save your setting.
Enabling or disabling Sub-NUMA Clustering
Sub-NUMA Clustering divides the cores, cache, and memory of the processor into multiple NUMA
domains. Enabling this option can increase performance for workloads that are NUMA aware and
optimized.
NOTE: Up to 1 GB of system memory might become unavailable when Sub-NUMA Clustering is enabled.
Prerequisite
To enable this option, enable XPT Prefetcher.
Procedure
1. From the System Utilities screen, select System Configuration > BIOS/Platform Configuration
(RBSU) > Power and Performance Options > Sub-NUMA Clustering.
2. Select a setting.
• Enabled
• Disabled
3. Save your setting.
Enabling or disabling the Energy Efficient Turbo option
Use the Energy Efficient Turbo option to control whether the processor uses an energy-efficiency based
policy.
Prerequisite
Intel(R) Turbo Boost Technology is enabled.
Procedure
1. From the System Utilities screen, select System Configuration > BIOS/Platform Configuration
(RBSU) > Power and Performance Options > Energy Efficient Turbo.
2. Select a setting.
• Enabled
• Disabled
3. Save your setting.
Enabling or disabling Sub-NUMA Clustering 95