Acer Altos 1100 Acer Altos 1100 User's Guide - Page 77

Internal Cache CPU Cache, Cache Scheme, Enabled, Write Back, Write Through

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2.7.3 Memory/Cache Configuration The Memory/Cache Configuration allows you to specify the appropriate settings for your system memory. Selecting the option displays the following screen: Memory/Cache Configuration Page 1/1 Internal Cache (CPU Cache Enabled ] Cache Scheme Write Back] System BIOS Cacheable Enabled ] Video BIOS Cacheable Enabled ] Memory at 15MB-16MB Reserved for ....[ System ] Memory ECC Mode ECC ] Single Processor MP Table Enabled] ↑↓ = Move Highlight Bar, → ← = Change Setting, F1 = Help Internal Cache (CPU Cache) This parameter enables or disables the first-level or internal memory. The default setting is Enabled. Cache Scheme This parameter allows you to select Write Back or Write Through for the cache mode. Write Back updates the cache but not the memory when there is a write instruction. It updates the memory only when there is an inconsistency between the cache and the memory. Write Through updates both the cache and the memory whenever there is a write instruction. The default setting is Write Back. Chapter 2 - BIOS Utility 2-35

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Chapter 2 - BIOS Utility
2-35
2.7.3
Memory/Cache Configuration
The Memory/Cache Configuration allows you to specify the appropriate settings
for your system memory.
Selecting the option displays the following screen:
Memory/Cache Configuration
Page 1/1
Internal Cache (CPU Cache)
..........
[Enabled ]
Cache Scheme
.......................
[Write Back]
System BIOS Cacheable
...............
[Enabled ]
Video BIOS Cacheable
................
[Enabled ]
Memory at 15MB-16MB Reserved for
....
[
System
]
Memory ECC Mode
.....................
[
ECC ]
Single Processor MP Table
...........
[Enabled]
↑↓
= Move Highlight Bar,
→
←
= Change Setting, F1 = Help
Internal Cache (CPU Cache)
This parameter enables or disables the first-level or internal memory.
The default
setting is
Enabled
.
Cache Scheme
This parameter allows you to select
Write Back
or
Write Through
for the cache
mode.
Write Back
updates the cache but not the memory when there is a write
instruction.
It updates the memory only when there is an inconsistency between
the cache and the memory.
Write Through
updates both the cache and the
memory whenever there is a write instruction.
The default setting is
Write Back
.