Acer 3300S manual Normal Mode

The following table describes each parameter under the sub-menu. Settings in boldface are the default and suggested values.

Parameter	Description	Options
System Performance	The DRAM timing is controlled by the DRAM	Normal Mode
	Timing Registers. The timings programmed into	Safe Mode
	this register are dependent on the system	Fast mode
	design. Slower rates may be required in certain
		Turbo Mode
	system designs to support loose layouts or
		Ultra Mode
	slower memory.
CAS Latency Setting	When synchronous DRAM is installed, the	2T, 2.5T, 3T
	number of clock cycles of CAS latency depends
	on the DRAM timing.

The other two parameters under the Advanced Chipset Features are presented below. Settings in boldface are the deafult and suggested values.

Parameter	Description	Options
Memory Hole at 15M-16M	You can reserve this area of system memory for	Disabled
	ISA adapter ROM. When this area is reserved, it	Enabled
	cannot be cached. The user information of
	peripherals that need to use this area of system
	memory usually discuss their memory
	requirements.
AGP Aperture Size (MB)	This item lets you determine the effective size of	64, 4,8,16,32,128 and 256.
	the AGP Graphic Aperture.

35 Chapter 2