Intel D865GVHZ 사용자 설명서
Using the BIOS Setup Program
67
Table 23.
Chipset Configuration Submenu (continued)
Feature
Options
Description
Extended Configuration
•
Default (default)
•
User Defined
Chooses the default or user defined settings for
the extended configuration options.
the extended configuration options.
Graphics Core Frequency
•
Auto (default)
•
266 MHz
•
333-320 MHz
Allows override of detected graphics core
frequency value.
frequency value.
SDRAM Frequency
•
Auto (default)
•
266 MHz
•
333 MHz
•
400 MHz
Allows override of detected memory frequency
value.
value.
SDRAM Timing Control
•
Auto (default)
•
Manual – Aggressive
•
Manual – User Defined
Auto allows timings to be programmed according
to the memory detected.
to the memory detected.
Manual – Aggressive selects the most aggressive
user defined timings.
user defined timings.
Manual – User Defined allows manual override of
detected SDRAM settings.
detected SDRAM settings.
CPC Override
•
Auto (default)
•
Enabled
•
Disabled
Controls Command Per Clock/1n rule mode.
When enabled, allows DRAM controller to attempt
Chip Select assertions in two consecutive
common clocks.
When enabled, allows DRAM controller to attempt
Chip Select assertions in two consecutive
common clocks.
SDRAM RAS Act. To Pre.
•
8 (default)
•
7
•
6
•
5
Selects length of time from read to pre-change.
Corresponds to tRAS, min.
Corresponds to tRAS, min.
SDRAM CAS# Latency
•
2.0
•
2.5
•
3.0 (default)
Selects the number of clock cycles required to
address a column in memory. Corresponds
to CL.
address a column in memory. Corresponds
to CL.
SDRAM RAS# to CAS#
delay
delay
•
4
•
3 (default)
•
2
Selects the number of clock cycles between
addressing a row and addressing a column.
Corresponds to tRCD.
addressing a row and addressing a column.
Corresponds to tRCD.
SDRAM RAS# Precharge
•
4
•
3 (default)
•
2
Selects the length of time required before
accessing a new row.
accessing a new row.