Asus p4p800-VM User Manual page 24

Table 1
Mode
Single-channel
Dual-channel
* For dual-channel configuration (3), you may:
• install identical DIMMs in all four sockets, or
• install identical DIMMs in DIMM_A1 and DIMM_B1 (blue sockets)
and identical DIMMs in DIMM_A2 and DIMM_B2 (black sockets)
Table 2
This motherboard supports different memory frequencies depending on the CPU
FSB (Front Side Bus) and the type of DDR DIMM.
CPU FSB
800 MHz
533 MHz
400 MHz
*When using 800MHz CPU FSB, PC2700 DDR DIMMs may run only at
320MHz (not 333MHz) due to chipset limitation.
1-14
Recommended memory configurations
DIMM_A1
(blue)
(1) Populated
(2) —
(3) —
(4) —
(1) Populated
(2) —
(3)* Populated Populated Populated Populated
Memory frequency/CPU FSB synchronization
DDR DIMM Type
PC3200/PC2700*/PC2100
PC2700/PC2100
PC2100
Sockets
DIMM_A2 DIMM_B1
(black) (blue)
— —
Populated —
— Populated
— —
Populated
—
Populated
—
Memory Frequency
400/333*/266 MHz
333/266 MHz
266 MHz
Chapter 1: Product introduction
DIMM_B2
(black)
—
—
—
Populated
—
Populated