Memory Configurations - Asus P4P800-F User Manual

1.9.2 Memory configurations

You may install any DDR DIMMs with 64MB, 128MB, 256MB, 512MB, and 1GB
densities into the DIMM sockets.
1. Installing DDR DIMMs other than the recommended configurations may
2. In dual-channel configurations, install only identical (the same type and
3. Install only DIMMs with the same CAS latency.
4. Make sure that the memory frequency matches the CPU FSB (Front Side
5. DIMMs installed into any three sockets will function in single-channel mode.
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_A2
and identical DIMMs in DIMM_B1 and DIMM_B2
1-14
cause memory sizing error or system boot failure. Use any of the
recommended configurations in the table below.
size) DDR DIMM pairs for each channel.
Bus).
DIMM1
(1) Installed
(2) —
(3) —
(4) —
(1) Installed
(2) —
(3) Installed
Sockets
DIMM2 DIMM3
— —
Installed —
— Installed
— —
Installed
—
Installed
—
Installed Installed
Chapter 1: Product introduction
DIMM4
—
—
—
Installed
—
Installed
Installed