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MOTHERBOARD•Motherboard
MSIMSI B550M PRO-DASH AM4 DDR4 Micro ATX
AM4Micro ATXAMD B550
92% match
Updated Aug 9, 2026
Specifications
General
SocketAM4
ChipsetAMD B550
Form FactorMicro ATX
Memory
Max Memory128 GB
Memory Slots4
PCIe Slots
PCIe 4.0 x161 slot
PCIe 4.0 x12 slots
M.2 Slots
M.2 Slot 12242-2260 (M-key) — PCIe 4.0 x4
M.2 Slot 22280 (M-key) — PCIe 4.0 x4
M.2 Slot 32242-2260 (M-key) — PCIe 4.0 x4
M.2 Slot 42280 (M-key) — PCIe 4.0 x4
Audio
Audio ChipsetRealtek
Audio Channels7.1
Additional
Channels7.1
Max128
Slots4
Ram TypeDDR4
M2 SlotsId: 69b3ac5fc0db8dfe4bc773af, Key: M, Size: 2242-2260, Interface: PCIe 4.0 x4, Id: 69b3ac5fc0db8dfe4bc773b0, Key: M, Size: 2280, Interface: PCIe 4.0 x4, Id: 69b3ac5fc0db8dfe4bc773b1, Key: M, Size: 2242-2260, Interface: PCIe 4.0 x4, Id: 69b3ac5fc0db8dfe4bc773b2, Key: M, Size: 2280, Interface: PCIe 4.0 x4
Clear CmosNo
FlashbackNo
Pcie SlotsId: 69b3ac5fc0db8dfe4bc773ad, Gen: 4.0, Lanes: 16, Quantity: 1, Id: 69b3ac5fc0db8dfe4bc773ae, Gen: 4.0, Lanes: 1, Quantity: 2
Ecc SupportNo
Usb 40
Usb 2 02
Usb 3 2 Gen 11
Usb 3 2 Gen 21
Usb 3 2 Gen 2x20
Raid SupportYes
Back Panel Ports1 x 1 Gb/s (Realtek RTL8111EPV)
U20
Sata3 Gb S0
Sata6 Gb S4
Onboard EthernetId: 69b3ac5fc0db8dfe4bc773b3, Speed: 1 Gb/s, Controller: Realtek RTL8111EPV
Back Connect ConnectorsNo
Tracking Pointcomputers · Last updated Aug 9, 2026