AMD 7ZX-1 user manual Chipset Features Setup

BIOS Setup

Chipset Features Setup

AMIBIOS SETUP – CHIPSET FEATURES SETUP

( C ) 1999 American Megatrends, Inc. All Rights Reserved

*********DRAM Timing***
DRAM Frequency	Auto
SDRAM CAS# Latency	Auto
AGP Mode	4X
AGP Comp. Driving	Auto
Manual AGP Comp. Driving	DB
AGP Aperture Size	64MB
PCI Delay Transaction	Enabled
USB Controller	Enabled
USB Legacy Support	Disabled
USB Port 64 / 60 Emulation	Disabled
BIOS Flash Protection	Disabled
DRAM Drive Strength	Auto
MD Bus Strength	High
CAS Bus Strength	High
Delay DRAM Read Latch	1.0ns
Memory Data Drive	8 mA
SDRAM Command Drive	24 mA
Memory Address Drive	24 mA

CAS# Drive	12 mA
RAS# Drive	24 mA

ESC : Quit		↑↓→ ← : Select Item
F1	: Help	PU/PD+/-/ : Modify
F5	: Old Values	(Shift)F2:Color
F6	: Load BIOS Defaults
F7	: Load SETUP Defaults

Figure 4: Chipset Features Setup

•DRAM Frequency

100MHz

133MHz

Set DRAM Frequency to 100MHz.

Set DRAM Frequency to 133MHz.

•SDRAM CAS# Latency

2

3

Auto

For Fastest SDRAM DIMM module.

For Slower SDRAM DIMM module.

Detect SDRAM CAS# Latency by SPD. (Default Value)

•AGP Mode

4X

1X

2X

Set AGP Mode to 4X. (Default Value)

Set AGP Mode to 1X.

Set AGP Mode to 2X.

•AGP Comp. Driving

Auto	Set AGP Comp. Driving to Auto. (Default Value)
Manual	Set AGP Comp. Driving to Manual.

If AGP Comp. Driving is Manual.

Manual AGP Comp. Driving : 00~FF

•AGP Aperture Size

4MB

8MB

16MB

32MB

64MB

128MB

256MB

Set AGP Aperture Size to 4MB.

Set AGP Aperture Size to 8 MB.

Set AGP Aperture Size to 16 MB.

Set AGP Aperture Size to 32 MB.

Set AGP Aperture Size to 64 MB. (Default Value)

Set AGP Aperture Size to 128 MB.

Set AGP Aperture Size to 256 MB.

•PCI Delay Transaction

Enabled

Disabled

Enabled Delay Transaction. (Default Value)

Disabled Delay Transaction.

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