Acer Altos 500 aa500ug.pdf - Page 67

Memory/Cache Options, Internal Cache CPU Cache, External Cache, Cache Scheme

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2.9.1 Memory/Cache Options The Memory/Cache Options allows you to configure the advanced system memory functions. Memory/Cache Options Internal Cache(CPU Cache Enabled ] External Cache Enabled ] Cache Scheme Write Back ] Memory at 15MB-16MB Reserved for ... [System] Memory Parity Mode ECC] Internal Cache (CPU Cache) This parameter enables or disables the first-level or internal memory, that is, the memory integrated into the CPU. The default setting is Enabled. External Cache This parameter enables or disables the external cache memory. The external cache is incorporated in the CPU module. The default setting is Enabled. Cache Scheme This parameter shows the cache scheme status only as Write-back mode. Writeback 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. The default setting in Write Back. Chapter 2 - BIOS Utility 2-29

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Chapter 2 - BIOS Utility
2-29
2.9.1
Memory/Cache Options
The Memory/Cache Options allows you to configure the advanced system
memory functions.
Memory/Cache Options
Internal Cache(CPU Cache)
...........
[Enabled ]
External Cache
......................
[Enabled ]
Cache Scheme
......................
[ Write Back ]
Memory at 15MB-16MB Reserved for ... [System]
Memory Parity Mode
..................
[ECC]
Internal Cache (CPU Cache)
This parameter enables or disables the first-level or internal memory, that is, the
memory integrated into the CPU.
The default setting is
Enabled
.
External Cache
This parameter enables or disables the external cache memory.
The external cache
is incorporated in the CPU module.
The default setting is
Enabled
.
Cache Scheme
This parameter shows the cache scheme status only as
Write-back
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.
The default setting in
Write Back
.