B550M AORUS PRO AX
GA-B550M-AORUS-PRO-AX
DDR4-2133
DDR4-2400
DDR4-2666
DDR4-2933
DDR4-3200
DDR4-3300
DDR4-3333
DDR4-3400
DDR4-3466
DDR4-3600
DDR4-3733
DDR4-3800
DDR4-3866
DDR4-4000
DDR4-4400
2242/2260/2280/22110 M-key
2242/2260/2280 M-key