MATSONIC MS7057C, Руководство пользователя

Страница: 55 / 78

49
SDRAM RAS Precharge Time Default: 3
These four items set the timing and wait states for SDRAM memory.
We recommend that you leave these items at the default value.
System/Video BIOS Cacheable Default: Enabled
These items allow the video and/or system to be cached in memory for
faster execution. We recommend that you leave these items at the de-
fault value.
Memory Hole at 15M-16M Default: Disabled
This item can be used to reserve memory space for some ISA expan-
sion cards that require it.
CPU Latency Timer Default: Enabled
This item sets a timing parameter for CPU access. Since the CPU tim-
ing is determined by the system hardware, leave this item at the default
value.
Delayed Transaction Default: Enabled
If the chipset has an embedded 32-bit write buffer, to support delay
transaction cycles, you can enable this item to provide compliance with
PCI Ver. 2.1 specifications. We recommend that you leave this item at
the default value.
AGP Graphics Aperture Size Default: 64 MB
This item defines the size of the aperture if you use an AGP graphics
adapter. It refers to a section of the PCI memory address range used
for graphics memory. We recommend that you leave this item at the
default value.
System Memory Frequency Default: Auto
This item sets the main memory frequency. When you use an external
graphics card, you can adjust this to enable the best performance for
your system.