ASRock Z790 Nova WiFi User Manual - Page 22

Installing Memory Modules DIMM

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2.3 Installing Memory Modules (DIMM) This motherboard provides four 288-pin DDR5 (Double Data Rate 5) 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) DDR5 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, DDR2 , DDR3 or DDR4 memory module into a DDR5 slot; otherwise, this motherboard and DIMM may be damaged. 4. 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. Recommended Memory Configuration 1 DIMM A1 A2 B1 B2 V 2 DIMMs A1 A2 B1 B2 V V 4 DIMMs A1 A2 B1 B2 V V V V 18

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18
2.3
Installing Memory Modules (DIMM)
°is motherboard provides four 288-pin DDR5 (Double Data Rate 5) DIMM slots,
and supports Dual Channel Memory Technology.
Recommended Memory Configuration
1 DIMM
2 DIMMs
4 DIMMs
A1
A2
B1
B2
V
A1
A2
B1
B2
V
V
A1
A2
B1
B2
V
V
V
V
1.
For dual channel configuration, you always need to install identical (the same brand,
speed, size and chip-type) DDR5 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, DDR2 , DDR3 or DDR4 memory module into a DDR5
slot; otherwise, this motherboard and DIMM may be damaged.
4. °e 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.