User guide

2-14

Chapter 2: Hardware information

Table 1 Recommended memory configurations

For dual-channel configuration (3), you may:

• install identical DIMMs in all four sockets

• install identical DIMM pair in DDR_A1 and DDR_B1 (blue sockets)

and identical DIMM pair in DDR_A2 and DDR_B2 (black sockets)

Table 2 Memory frequency/CPU FSB synchronization

Obtain DDR DIMMs only from ASUS qualified vendors for better

system performance. Visit the ASUS website (www.asus.com) for the

latest QVL.

Sockets

Mode DDR_A1 DDR_A2 DDR_B1 DDR_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

CPU FSB DDR DIMM Type Memory Frequency

533 MHz PC2700/PC2100 333/266 MHz

400 MHz PC2100 266 MHz