MSI B450M-A PRO MAX II Micro-ATX Motherboard - Manual (Page 18)

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SATA Ports
∙ 4x SATA 6Gb/s ports
• SATA1~4 (From B450 chipset)
M.2 SSD Slots
∙ 1x M.2 slot (Key M)
• M2_1 slot (From CPU)
• Supports PCIe 3.0 x4 (AMD Ryzen™ 5000 Series, 5000
G-Series, 4000 G-Series, 3000 Series, 3000 G-Series,
2000 Series, 2000 G-Series, and 1000 Series desktop
processors)
• Supports PCIe 3.0 x2 (Athlon™ with Radeon™ Vega
Graphics)
• Supports SATA 6Gb/s
• Supports 2242/ 2260/ 2280 storage device
RAID
∙ Supports RAID 0, RAID 1 and RAID 10 for SATA storage
devices
Audio
Realtek® ALC897 Codec
∙ 7.1-Channel High Definition Audio
LAN ∙ 1x Realtek® 8125 2.5Gbps LAN controller
Power Connectors
∙ 1x 24-pin ATX main power connector
∙ 1x 4-pin +12V power connector
Internal USB
Connectors
∙ 1x USB 3.2 Gen 1 5Gbps connector (From B450 chipset)
• Supports additional 2 USB 3.2 Gen 1 5Gbps ports
∙ 2x USB 2.0 connectors (From B450 chipset)
• Supports additional 4 USB 2.0 ports
Fan Connectors
∙ 1x 4-pin CPU fan connector
∙ 1x 4-pin system fan connector
System Connectors
∙ 1x Front panel audio connector
∙ 2x System panel connectors
∙ 1x Chassis Intrusion connector
∙ 1x TPM module connector
∙ 1x Serial port connector
Jumpers ∙ 1x Clear CMOS jumper
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