NA-1301 Network Appliance Server Hardware Installation Guide
before DRAM refresh, the refresh may be incomplete and the DRAM may fail to retain
data. Fast gives faster performance; and Slow gives more stable performance. This
field applies only when synchronous DRAM is installed in the system.
The Choice: 2, 3.
System BIOS Cacheable
Selecting
Enabled
allows caching of the system BIOS ROM at F0000h-FFFFFh, resulting
in better system performance. However, if any program writes to this memory area, a
system error may result.
The choice: Enabled, Disabled.
Video BIOS Cacheable
Select Enabled allows caching of the video BIOS, resulting in better system performance.
However, if any program writes to this memory area, a system error may result.
The Choice: Enabled, Disabled.
Video RAM Cacheable
Select Enabled allows caching of the A/B segment, resulting in better system
performance.
The Choice: Enabled, Disabled.
Memory Hole at 15MB - 16MB
In order to improve performance, certain space in memory can be reserved for ISA cards.
This field allows you to reserve 15MB to 16MB memory address space to ISA expansion
cards. This makes memory from 15MB and up unavailable to the system. Expansion
cards can only access memory up to 16MB. By default, this field is set to
Disabled
.
Delayed Transaction
The chipset has an embedded 32-bit posted write buffer to support delay transactions
cycles. Select
Enabled
to support compliance with PCI specification version 2.1. The
default setting is
Enable
.
Power Supply Specifications
39
