Chapter 3 – Tyan Computer Trinity ATX Motherboard Tyan S1598 User Manual

Page 44

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44

Chapter 3

BIOS Configuration

Chipset Features Setup - Default Settings Chart

Bank 0/1, 2/3, 4/5 DRAM Timing
The system board designer must select the proper value for these fields,
according to the specifications of the installed DRAM chips. Turbo mode
reduces CAS access time by 1 clock tick.

SDRAM Cycle Length
This field sets the CAS latency timing.

DRAM Read Pipeline
Select Enabled to pipeline reads from system memory. Pipelining improves
system performance.

Cache Rd+CPU Wt Pipeline
Select Enabled to pipeline reads from cache memory and writes from the CPU.
Pipelining improves system performance.

Setting Option

BIOS Default

Setup Default

Bank 0/1 DRAM Timing

SDRAM 10ns

SDRAM 10ns

Bank 2/3 DRAM Timing

FP/EDO 70ns

FP/EDO 70ns

Bank 4/5 DRAM Timing

FP/EDO 70ns

FP/EDO 70ns

SDRAM Cycle Length

3

3

DRAM Read Pipeline

Disabled

Enabled

Cache Rd+CPU Wt Pipeline

Disabled

Enabled

Cache Timing

Fast

Fast

Video BIOS Cacheable

Disabled

Enabled

System BIOS Cacheable

Disabled

Enabled

Memory Hole At 15Mb Addr

Disabled

Disabled

AGP Aperture Size

64M

64M

OnChip USB

Enabled

Enabled

USB Keyboard Support

Disabled

Disabled

Current CPU Temperature

35C / 95F

35C / 95F

Current System Temp.

27C / 80F

27C / 80F

Current CPUFAN Speed

0 RPM

0 RPM

Current SYSFAN Speed

0 RPM

0 RPM

Vcore

2.40V

2.40V

3.3V

3.31V

3.31V

5V

4.95V

4.95V

12V

12.12V

12.12V

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