Dell PowerEdge C6220 II - Manual (Page 127)

Using the System Setup Program | 127
Token Setup option Description
02A9 DRAM
Prefetcher Disables DRAM references from triggering DRAM
prefetch requests.
02AA DRAM
Prefetcher Turns on the DRAM prefetch unit in the Northbridge.
02AB HW Prefetch
Training on SW Disables hardware prefetcher from considering software
prefetches when detecting strides for prefetch requests.
02AC HW Prefetch
Training on SW Enables Hardware prefetcher considers software prefetches
when detecting strides for prefetch requests. (default)
02AD SR-IOV Global
Enable Enables BIOS support for SRIOV devices.
02AE SR-IOV Global
Enable Disables BIOS support for SRIOV devices.
02B6 Memory
Operating
Voltage Indicates all DIMMs in the system are operating at 1.5
volts.
02B7
Memory
Operating
Voltage
Indicates all DIMMs in the system are operating at 1.35
volts.
02B8 Memory
Operating
Voltage This setting indicates the memory operating voltage will
be set automatically by the Memory initialization code
and depends upon the installed DIMM's capability and
the memory configuration of the system. This is the
default setting and will set the Memory Operating voltage
to the POR voltage.
02C5 DCU Streamer
Prefetcher This field enables (Default) the DCU Streamer Prefetcher.
02C6
DCU Streamer
Prefetcher
This field disables the DCU Streamer Prefetcher.
02C7 Data Reuse
Optimization Sets to enable (Default) for HPC applications.