ASRock B85M DASH/OL R2.0 Quick Installation Guide - Page 16

Installing Memory Modules DIMM

Page 16 highlights

2.3 Installing Memory Modules (DIMM) This motherboard provides four 240-pin DDR3 (Double Data Rate 3) DIMM slots, and supports Dual Channel Memory Technology. 1. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR3 DIMM pairs. 2. It is unable to activate Dual Channel Memory Technology with only one or three memory module installed. 3. It is not allowed to install a DDR or DDR2 memory module into a DDR3 slot; otherwise, this motherboard and DIMM may be damaged. Dual Channel Memory Configuration Priority 1 2 3 DDR3_A1 Populated Populated DDR3_A2 Populated Populated DDR3_B1 Populated Populated DDR3_B2 Populated Populated The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation. English 14

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English
14
2.3
Installing Memory Modules (DIMM)
Tis motherboard provides four 240-pin DDR3 (Double Data Rate 3) DIMM slots,
and supports Dual Channel Memory ³echnology.
Dual Channel Memory Confguration
Te DIMM only Fts in one correct orientation. It will cause permanent damage to the
motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation.
Priority
DDR3_A1
DDR3_A2
DDR3_B1
DDR3_B2
1
Populated
Populated
2
Populated
Populated
3
Populated
Populated
Populated
Populated
1.
²or dual channel conFguration, you always need to install identical (the same brand,
speed, size and chip-type) DDR3 DIMM pairs.
2. It is unable to activate Dual Channel Memory ³echnology with only one or three memory
module installed.
3.
It is not allowed to install a DDR or DDR2 memory module into a DDR3 slot; otherwise,
this motherboard and DIMM may be damaged.