Specifications - MSI MPG B550 GAMING PLUS User Manual

Specifications

CPU
Chipset
Memory
Expansion Slots
∙ Supports AMD Ryzen™ 5000 Series, 5000 G-Series, 4000
G-Series, and 3000 Series processors
∙ Supports Socket AM4
* Please go to www.msi.com to get the newest support status as new processors
are released.
AMD B550 Chipset
∙ 4x DDR4 memory slots, supporting up to 128 GB*
• Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/
3000/ 3066/ 3200 MHz by JEDEC
• Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200
/3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400+ MHz
by A-XMP OC MODE
• 1DPC 1R max speed 4400 MHz
• 1DPC 2R max speed 3866 MHz
• 2DPC 1R max speed 4000 MHz
• 2DPC 2R max speed 3600 MHz
∙ Dual channel memory architecture
∙ Supports non-ECC UDIMM memory
∙ Supports ECC UDIMM memory (non-ECC mode)
∙ Supports un-buffered memory
* Please refer to www.msi.com for more information on compatible memory.
∙ 2x PCIe x16 slots
• PCI_E1* slot (From CPU)
• Supports PCIe 4.0/ 3.0 x16
• PCI_E3** slot (From B550 chipset)
• Supports PCIe 3.0 x4
∙ 2x PCIe x1 slots
• PCI_E2 & PCI_E4 slots (From B550 chipset)
• Support PCIe 3.0 x1
* The supported specification depends on installed processor.
** When installing PCIe SSD in M.2_2 slot, PCI_E3 slot will be unavailable.
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