Asus TX97-LE manual 17

III. INSTALLATION

Match the table’s Ratio column to these CPU types:

	FS2 FS1 FS0	FS2 FS1 FS0	FS2 FS1 FS0	FS0	FS2 FS1	FS0	FS1	FS2	FS0	FS1	FS2
	1	1	1	1		1			1
	2	2	2	2		2			2
	3	3	3	3		3			3
	50MHz	55MHz	60MHz	66MHz		75MHz			83MHz
	CPU External Clock (BUS) Frequency Selection
	BF2 BF1 BF0	BF2 BF1 BF0	BF2 BF1 BF0	BF0	BF2 BF1	BF0	BF1	BF2	BF0	BF1	BF2
	1	1	1	1		1			1
	2	2	2	2		2			2
	3	3	3	3		3			3
CPU A	1.5x(3/2)	2.0x(2/1)	2.5x(5/2)	3.0x(3/1)			----			----
CPU B	3.5x(7/2)	2.0x(2/1)	2.5x(5/2)	3.0x(3/1)			----			----
CPU C	3.0x(3/1)	2.0x(2/1)	1.0x(1/1)		----		----			----
CPU D	3.0x(3/1)	2.0x(2/1)	2.0x(2/1)		----		----			----
CPU E	3.5x(7/2)	2.0x(2/1)	2.5x(5/2)	3.0x(3/1)		4.0X(4/1) (4.5X)(9/2)

CPU : BUS Frequency Ratio

Set the jumpers by the Internal speed of the Intel, AMD, IBM, or Cyrix CPU as follows:

					(BUS Freq.)			(Freq. Ratio)
CPU Model	Freq.	Ratio	BUS F.	FS0		FS1	FS2	BF0	BF1	BF2
Intel Pentium P54C	166MHz	A-2.5x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[2-3]	[----	]
Intel Pentium P54C	150MHz	A-2.5x	60MHz	[1-2]		[2-3]	[2-3]	[2-3]	[2-3]	[----	]
Intel Pentium P54C	133MHz	A-2.0x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[1-2]	[----	]
Intel Pentium P54C	120MHz	A-2.0x	60MHz	[1-2]		[2-3]	[2-3]	[2-3]	[1-2]	[----	]
Intel Pentium P54C	100MHz	A-1.5x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[1-2]	[----	]
Intel Pentium P54C	90MHz	A-1.5x	60MHz	[1-2]		[2-3]	[2-3]	[1-2]	[1-2]	[----	]
Intel Pentium P54C	75MHz	A-1.5x	50MHz	[2-3]		[2-3]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K5-PR133	100MHz	A-1.5x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K5-PR120	90MHz	A-1.5x	60MHz	[1-2]		[2-3]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K5-PR100	100MHz	A-1.5x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K5-PR90	90MHz	A-1.5x	60MHz	[1-2]		[2-3]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K5-PR75	75MHz	A-1.5x	50MHz	[2-3]		[2-3]	[2-3]	[1-2]	[1-2]	[----	]
Intel Pentium P55C	233MHz	B-3.5x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[1-2]	[----	]
Intel Pentium P55C	200MHz	B-3.0x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[2-3]	[----	]
Intel Pentium P55C	166MHz	B-2.5x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[2-3]	[----	]
IBM/Cyrix 6x86MX-PR233	200MHz	B-3.0x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[2-3]	[----	]
IBM/Cyrix 6x86MX-PR200	166MHz	B-2.5x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[2-3]	[----	]
IBM/Cyrix 6x86MX-PR166	150MHz	B-2.5x	60MHz	[1-2]		[2-3]	[2-3]	[2-3]	[2-3]	[----	]
*IBM/Cyrix 6x86-PR166+	133MHz	C-2.0x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[1-2]	[----	]
*IBM/Cyrix 6x86L-PR166+	133MHz	D-2.0x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[1-2]	[----	]
AMD-K6-PR233	233MHz	E-3.5x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[1-2]	[----	]
AMD-K6-PR200	200MHz	E-3.0x	66MHz	[2-3]		[1-2]	[2-3]	[1-2]	[2-3]	[----	]
AMD-K6-PR166	166MHz	E-2.5x	66MHz	[2-3]		[1-2]	[2-3]	[2-3]	[2-3]	[----	]

*NOTE: The only IBM or Cyrix 6x86(L) (or M1) that is supported on this motherboard is revision 2.7 or later. (see next page).

INSTALLATION	(Jumpers)
III.

ASUS TX97-LE User’s Manual 17