X
4
/
X
4
-
/
X
4
-
A
X
4
S
G
/
A
X
4
S
G
-
N
/
A
X
4
S
G
-
L
O
n
l
i
n
e
M
a
n
u
a
l
DDR (Double Data Rate) RAM .................................................................................................................................... 112
EV6 Bus ...................................................................................................................................................................... 113
Flash ROM .................................................................................................................................................................. 113
Hyper Threading ......................................................................................................................................................... 114
IEEE 1394 ................................................................................................................................................................... 114
Parity Bit ..................................................................................................................................................................... 114
PDF Format................................................................................................................................................................. 115
PnP (Plug and Play) .................................................................................................................................................... 115
POST (Power-On Self Test) ........................................................................................................................................ 115
PSB (Processor System Bus) Clock ............................................................................................................................ 115
6