Dell PowerEdge C6220 II Owner's Manual page 93

Prefetch Configuration
Option
Adjacent Cache Prefetch
(Enabled default)
Hardware Prefetcher
(Enabled default)
DCU Streamer Prefetcher
(Enabled default)
DCU IP Prefetcher
(Enabled default)
Description
Includes MLC Spatial Prefetcher.
Disabled - The processor will only fetch the cache line
that contains the data currently required by processor.
Enabled - Enables the processor to fetch the adjacent
cache line in the other half of the sector.
Includes MLC Stremaer Prefetcher.
Enables/ Disables the Hardware Prefetcher.
This field enables/disables the DCU Streamer
Prefetcher. (Invisible if CPU do not support.)
This field enables/disables the DCU IP Prefetcher.
(Invisible if CPU do not support.)
Using the System Setup Program | 93