Gigabyte R263-Z33, User Manual

Page: 87 / 161

BIOS Setup
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5-3-1-2 Prefetcher Settings
Parameter Description
Prefetcher settings
L1 Stream HW Prefetcher
Enable/Disable L1 Stream HW Prefetcher.
Options available: Disable, Enable, Auto. Default setting is
Auto .
L1 Stride Prefetcher
Use memory access history of individual instructions to fetch additional lines
when each access is a constant distance from the previous.
Enable/Disable L1 Stride Prefetcher.
Options available: Disable, Enable, Auto. Default setting is
Auto .
L1 Region Prefetcher
Use memory access history to fetch additional lines when the data access
for a given instruction tends to be followed by other data accesses.
Enable/Disable L1 Region Prefetcher.
Options available: Disable, Enable, Auto. Default setting is
Auto .
L2 Stream HW Prefetcher
Enable/Disable L2 Stream HW Prefetcher.
Options available: Disable, Enable, Auto. Default setting is
Auto .
L2 Up/Down Prefetcher
Use memory access history to determine whether to fetch the next or
previous line for all memory accesses.
Enable/Disable L2 Up/Down Prefetcher.
Options available:Disable, Enable, Auto. Default setting is
Auto .
L1 Burst Prefetch Mode
Enable/Disable L1 Burst Prefetch Mode.
Options available: Disable, Enable, Auto. Default setting is
Auto .