Asus P9X79LE Computer Hardware User Manual


 
2-14 Chapter 2: Hardware information
Chapter 2
For each DRAM channel (A,B,C,D), make sure to install the DRAM module to blue slot rst.
1 DIMM:
Supports one (1) module inserted into any blue slot as Single-channel
memory conguration. Install the module into the D1 slot for better
compatibility.
2 DIMMs:
Supports two (2) modules inserted into one pair of blue slots as one pair of
Dual-channel memory conguration. Install the modules into slots B1 and
D1 for better compatibility.
4 DIMMs:
Supports four (4) modules inserted into four blue slots as two pairs of
Quad-channel memory conguration. Install the modules into slots A1/B1/
C1/D1 for better compatibility.
6 DIMMs:
Supports four (6) modules inserted into four blue slots and one pair of black
slots as three pairs of Quad-channel memory congurations. Install the
modules into slots A1/B1/B2/C1/D1/D2 for better compatibility.
8 DIMMs:
Supports four (8)
modules inserted into all the slots as fully-loaded
Quad-channel memory congurations.
ASUS exclusively provides hyper DIMM support function.
Hyper DIMM support is subject to the physical characteristics of individual CPUs. Load
the X.M.P. or D.O.C.P. settings in the BIOS for the hyper DIMM support.
Visit the ASUS website for the latest QVL.
When installing total memory of 4GB capacity or more, Windows 32-bit operation system
may only recognize less than 3GB. Hence, a total installed memory of less than 3GB is
recommended.
The default DIMM frequency depends on its Serial Presence Detect (SPD), which is
the standard way of accessing information from a memory module. Under the default
state, some memory modules for overclocking may operate at a lower frequency than
the vendor-marked value