How much RAM does the ASRock X79 Extreme9 support?

The X79 Extreme9 supports up to 64GB of memory across 8 slot(s), up to 8GB per slot.

What type of memory does the X79 Extreme9 use?

It uses DDR3 DIMM memory modules.

Guaranteed-compatible DDR3 DIMM upgrades for the ASRock X79 Extreme9, in matched-kit options that fill your slots.

This option is out of stock.

Specifications reported for this system.

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

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Guaranteed-compatible DDR3 DIMM upgrades for the ASRock X79 Extreme9, in matched-kit options that fill your slots.

This option is out of stock.

Specifications reported for this system.

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.