Dell PowerEdge C6220 II - Manual (Page 93)

Using the System Setup Program | 93
Prefetch Configuration
Option Description
Adjacent Cache Prefetch
(Enabled default) 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.
Hardware Prefetcher
(Enabled default) Includes MLC Stremaer Prefetcher.
Enables/ Disables the Hardware Prefetcher.
DCU Streamer Prefetcher
(Enabled default) This field enables/disables the DCU Streamer
Prefetcher. (Invisible if CPU do not support.)
DCU IP Prefetcher
(Enabled default) This field enables/disables the DCU IP Prefetcher.
(Invisible if CPU do not support.)