Machinist X99 Mr9a Pro Bios Exclusive Jun 2026

Features 4-channel DDR4 technology with 4 DIMM slots, supporting up to 128GB (or 256GB on some revisions) of ECC or non-ECC memory.

This is a strange but exclusive quirk of Machinist BIOS ports. Even though this is an Intel chipset board, the BIOS often contains residual code structures from AMD ports (since Machinist makes AMD boards too). machinist x99 mr9a pro bios exclusive