PT-5ITA
SYSTEM BOARD
SPECIFICATIONS
2-1
2.
SPECIFICATIONS
Chipset
Intel 82439TX(MTXC), 82371AB(PIIX4) and Winbond W83977TF(ATF).
CPU
Intel : Pentium processor and OverDrive processor (P54C / P54CS / P54CTB /
P55C) 75 / 90 / 100 / 120 / 133 / 150 / 166 / 200 / 233 MHz.
Cyrix : 6x86 / 6x86L-P120+ / P133+ / P150+ / P166+ / P200+.
6x86MX-PR166 / PR200 / PR233 / PR266.
AMD : K5-PR75 / PR90 / PR100 / PR120 / PR133 / PR150 / PR166.
K6 / PR2-166 / PR2-200 / PR2-233
CPU VCC (switching regulator support)
(1).CPU I/O voltage
: "+3.3V DC" and "+3.5V DC".
(2).CPU CORE voltage : "+2.0V,+2.5V,+2.8V,+2.9V,+3.2V,+3.3V,+3.5V DC".
System Clock
50 / 55 / 60 / 66.6 / 75MHz adjustable.
Memory
DRAM : Three banks, each bank could be single or double sided, 4MB up to
256MB. Supports fast page mode (FPM) , Extended Data Out
(EDO)
and SDRAM memory (Using 72-pin SIMM module
x
4, and 168-
pin
DIMM module
x
3). DIMMs' operating voltage su3.3V DC.
SRAM
: 256KB or 512KB pipelined burst SRAM on board.
BIOS
AWARD System BIOS. 128KB
x
8 Flash ROM (for Plug & Play BIOS).
ACPI
1.
System shut-down (soft-off) by OS.
2.
Auto Full-On from Soft-Off mode or suspend state when signaled by an
incoming call to the modem.
3.
Auto Fan Off at Suspend State.
4.
Protects the CPU by slowing down the CPU during the CPU overheat.
