74
A
A
X
X
4
4
P
P
E
E
M
M
a
a
x
x
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
L
L
a
a
y
y
o
o
u
u
t
t
(
(
F
F
r
r
e
e
q
q
u
u
e
e
n
n
c
c
y
y
I
I
s
s
o
o
l
l
a
a
t
t
i
i
o
o
n
n
W
W
a
a
l
l
l
l
)
)
For high frequen
layout of this motherboard
unique design called
Separating each critical port
regions where each region operat
similar frequency range to
frequency interference
operations and condition.
must be calculated caref
trace must be equal len
as possible) so that clock skew
within few a pico second (1
cy operation, especially overclocking,
layout
factor to make sure
chipset
stable condition. The
implements AOpen’s
equency Isolation Wall”.
ion
motherboard into
es in a same or
avoid cross talk and
between each region’s
The trace length and route
ully. For example, the clock
gth (not necessarily as short
will be controlled
/10
12
Sec)
is the most important
and CPU working in
“ Fr
of
Note: This diagram for example only, it may not be exactly the same as this motherboard.
