Asus P9X79-E WS - Manual (Page 31)

Recommended memory configurations
2.2.4 System memory
The motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules
(DIMM) slots.
A DDR3 module is notched differently from a DDR or DDR2 module. DO NOT install a DDR
or DDR2 memory module to the DDR3 slot.
DIMM_D1 DIMM_D1
DIMM_B1
DIMM_D1
DIMM_B1
DIMM_A1
DIMM_C1
DIMM_D2
DIMM_D1
DIMM_B1
DIMM_B2
DIMM_A1
DIMM_C1
DIMM_D2
DIMM_D1
DIMM_B1
DIMM_B2
DIMM_A1
DIMM_C1
DIMM_C2
DIMM_A2
ASUS P9X79-E WS 2-7