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ASUS P4T-CM User’s Manual 23
3. HARDWARE SETUP
Expansion Cards
3. H/W SETUP
Interrupt Request Table for this Motherboard
INT-A INT-B INT-C INT-D INT-E INT-F INT-G INT-H
PCI slot 1 —— ———shared ——
PCI slot 2 —————— used —
PCI slot 3 —————— —shared
AGP slot used ———————
USB HC0 ———used —— ——
USB HC1 ———————shared
SMB — shared ——————
AC’97 — shared ——————
LAN —————shared ——
IEEE 1394 ——used ——— ——
IMPORTANT: If using PCI cards on shared slots, make sure that the drivers sup-
port “Share IRQ” or that the cards do not need IRQ assignments. Conflicts will arise
between the two PCI groups that will make the system unstable or cards inoperable.
3.6.3 Accelerated Graphics Port (AGP 4X)
This motherboard provides an accelerated graphics port (AGP 4X) to support a new
generation of AGP graphics cards with ultra-high memory bandwidth.
IMPORTANT: Only 1.5V AGP cards are supported. ASUS
®
AGP 4X cards are
rated for both 1.5 and 3.3 Volts. Early AGP cards only operate at 3.3 volts and will
not fit properly into the new AGP 4X slots. See examples of both types below:
P4T-CM
®
P4T-CM Accelerated Graphics Port (AGP)
An early 3.3V AGP card:
Do not use.
A new 1.5 / 3.3V AGP card:
OKAY to use.