Socket Type:AM5. DDR5 single-channel only tested and functional. (DDR5 works only on DIMM_B1 & DIMM_B2; DIMM_A1 and DIMM_A2 are defective.). 4 x DDR5 Dual Channel (6666 MHz OC). VRM Cooling: Features Stacked Fin Array, MSI Direct Touch Heat-pipe, 7W/mK MOSFET thermal pads with extra choke thermal pads and Frozr AI software for improved thermal dissipation.