User Guide

25
M
M
X
X
4
4
6
6
U
U
2
2
-
-
V
V
N
N
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
Northwood CPU
CPU Core
Frequency
FSB
Clock
System
Bus
Ratio
Pentium 4 1.6G 1600MHz 100MHz 400MHz 16x
Pentium 4 1.8G 1800MHz 100MHz 400MHz 18x
Pentium 4 2.0G 2000MHz 100MHz 400MHz 20x
Pentium 4 2.2G 2200MHz 100MHz 400MHz 22x
Pentium 4 2.4G 2400MHz 100MHz 400MHz 24x
Warning: SIS 650GX chipset supports maximum
400MHz (100MHz*4) system clock; higher clock setting
may cause serious system damage.
Willamette
CPU
CPU Core
Frequency
FSB
Clock
System
Bus
Ratio
Pentium 4 1.5G 1500MHz 100MHz 400MHz 15x
Pentium 4 1.6G 1600MHz 100MHz 400MHz 16x
Pentium 4 1.7G 1700MHz 100MHz 400MHz 17x
Pentium 4 1.8G 1800MHz 100MHz 400MHz 18x
Pentium 4 1.9G 1900MHz 100MHz 400MHz 19x
Pentium 4 2.0G 2000MHz 100MHz 400MHz 20x
Note: Since the latest processor, Northwood,
would detect the clock ratio automatically,
you may not be able to adjust the clock ratio
in BIOS manually.
Celeron CPU
CPU Core
Frequency
FSB
Clock
System
Bus
Ratio
Celeron 1.7G 1700MHz 100MHz 400MHz 17x
Celeron 1.8G 1800MHz 100MHz 400MHz 18x
Celeron 2.0G 2000MHz 100MHz 400MHz 20x
Celeron 2.1G 2100MHz 100MHz 400MHz 21x