Internal Cache; System Bios Cacheable - MSI MS-6135 User Manual

Internal Cache

This option can enable or disable the internal cache memory of the
CPU (L1 cache memory). Enabling this function on a CPU without L1 cache
will likely freeze the system.
Cache Bus ECC
This option is for Pentium
affect the system performance. Disabled this option if you don't want to
affect the system performance.

System BIOS Cacheable

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AMI BIOS always copies the system BIOS from ROM to RAM for
faster execution. Set this option to Enabled to permit the contents of the
F0000h RAM memory segment to be written to and read from cache memory.
The settings are Enabled or Disabled. The Optimal default setting is Ena-
bled. The Fail-Safe default setting is Disabled.
C000, 16K Shadow/C400, 16k Shadow
These options specify how the contents of the video ROM are
handled. The settings are:
Disabled
Cached
Shadow
The Optimal and Fail-Safe default setting is Cached.
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II processor. During Enabled, this will
- the Video ROM is not copied to RAM.
- the contents of the video ROM from C0000h -
C7FFFh are not only copied from ROM to RAM; it
can also be written to or read from cache memory.
- the Contents of the video ROM from C0000h -
C7FFFh are copied(shadowed) from ROM to RAM for
faster execution.
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