Artesyn ATCA-7365-CE Installation and Use (May 2014) - Manual (Page 117)

BIOS
ATCA-7365-CE Installation and Use (6806800L73J) 117
4.6 CPU Performance Settings
In order to get optimal performance, Intel recommends different settings of the CPU
prefetcher for Westmere EP (Xeon 56xx) CPUs.
See BIOS setup -> Advanced -> CPU Configuration
Depending on the main purpose of the blade, the following settings are recommended:
 HPC and General Purpose Server:
Hardware Prefetcher [Enabled
]
Adjacent Cache Line Prefetch [Enabled]
L1 Data Prefetcher [Enabled]
DataReuse Optimization [Enabled]
 Enterprise Platforms:
Hardware Prefetcher [Disabled]
Adjacent Cache Line Prefetch [Disabled]
L1 Data Prefetcher [Disabled]
DataReuse Optimization [Disabled]
It is recommended to test the application which will run on the blade with different CPU
settings in order to select the best configuration.
4.7 Memory Configuration
The Intel Xeon processor 5600 series supports four different memory RAS (Reliability,
Availability, and Serviceability) modes: Independent Channel Mode, Spare Channel Mode,
Mirrored Channel Mode, and Lockstep Channel Mode.