ASRock Z68 Pro3

Motherboard, from 2011 11 hardware reports
Memory
Up to 16 GB
4 full-size slots
SSD slots
Coming next
Checked from separate sources
Upgradable

Yes. 4 slots, up to 16 GB seen working.

It takes DDR3-1333 full-size sticks (DIMM).

Slots
4 DIMM slots
Type
DDR3-1333 240-pin DIMM
Most seen working
16 GB in two or more machines; one machine runs 32 GB
Firmware says
16 GB maximum
How sure
11 of 11 reports show this layout
See 4 GB DDR3-1333 DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 11 hardware reports of this motherboard. Sources and method. Updated 9 Nov 2026.

4 full-size slots
Illustration

Questions

Can I upgrade the RAM in the ASRock Z68 Pro3?

Yes. 4 slots, up to 16 GB seen working. It takes DDR3-1333 full-size sticks (DIMM).

What type of RAM does the ASRock Z68 Pro3 use?

DDR3-1333 full-size sticks (DIMM, 240-pin).

How much RAM can the ASRock Z68 Pro3 take?

Machines in the reports run up to 16 GB, and one runs 32 GB. That matches the 16 GB maximum the firmware reports.

Is this my motherboard?

The model name is printed on the board, usually between the memory slots or near the CPU socket. In Windows, open System Information and look at "BaseBoard Product"; it should read Z68 Pro3.