Asus P4C800 Recommended memory configurations, Table, Table, CPU FSB, DDR DIMM Type, Memory Frequency, Memory frequency/CPU FSB synchronization, (1), (2), (3), (4), (1)

Table 1		Recommended memory configurations
					Sockets
		Mode		DIMM_A1	DIMM_A2	DIMM_B1 DIMM_B2
				(blue)	(black)	(blue)	(black)
	Single-channel		(1)	Populated	—	—	—
			(2)	—	Populated	—	—
			(3)	—	—	Populated	—
			(4)	—	—	—	Populated
	Dual-channel		(1)	Populated	—	Populated	—
			(2)	—	Populated	—	Populated
			(3)*	Populated	Populated	Populated	Populated

*For dual-channel configuration (3), you may:¥install identical DIMMs in all four sockets or

¥install identical DIMM pair in DIMM_A1 and DIMM_B1 (blue sockets) and identical DIMM pair in DIMM_A2 and DIMM_B2 (black sockets)

Table 2		Memory frequency/CPU FSB synchronization
	CPU FSB		DDR DIMM Type	Memory Frequency
	800 MHz		PC3200/PC2700*/PC2100	400/333*/266 MHz
	533 MHz		PC2700/PC2100	333/266 MHz
	400 MHz		PC2100	266 MHz

*When using 800MHz CPU FSB, PC2700 DDR DIMMs may run only at 320MHz (not 333MHz) due to chipset limitation.

ASUS P4C800 Deluxe motherboard user guide 2-11