ASRock FM2A85X Extreme4-M
Motherboard, from 2012 3 hardware reports
Memory
Up to 8 GB
4 full-size slots
SSD slots
Coming next
Checked from separate sources
Upgradable
Yes. 4 slots, up to 8 GB seen working.
It takes DDR3-1 full-size sticks (DIMM).
- Slots
- 4 DIMM slots
- Type
- DDR3-1 240-pin DIMM
- Most seen working
- 8 GB in two or more machines
- Firmware says
- 32 GB maximum (often wrong, so we show what machines run)
- How sure
- 3 of 3 reports show this layout
See 8 GB DDR3-1 DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 3 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 FM2A85X Extreme4-M?
Yes. 4 slots, up to 8 GB seen working. It takes DDR3-1 full-size sticks (DIMM).
What type of RAM does the ASRock FM2A85X Extreme4-M use?
DDR3-1 full-size sticks (DIMM, 240-pin).
How much RAM can the ASRock FM2A85X Extreme4-M take?
Machines in the reports run up to 8 GB. The firmware reports a maximum of 32 GB, a figure that is often wrong.
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 FM2A85X Extreme4-M.