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Specifications
CPU
Support 3rd Gen AMD Ryzen™ Desktop Processors and AMD
Ryzen™4000 G-Series Desktop Processors
∙∙AMD B550 Chipset (B550M-A PRO)
Chipset
∙∙AMD A520 Chipset (A520M-A PRO)
∙∙2x DDR4 memory slots, support up to 64GB*
▪
▪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/ 4600+
MHz by A-XMP OC MODE
▫
▫1DPC 1R max speed 4600 MHz
Memory
▫
▫1DPC 2R max speed 3866 MHz
∙∙Dual channel memory architecture
∙∙Supports non-ECC UDIMM memory
∙∙Supports ECC UDIMM memory (non-ECC mode)
∙∙Supports un-buffered memory
* Please refer www.msi.com for more information on
compatible memory.
∙∙1x PCIe 3.0 x1 slot
∙∙1x PCIe x16 slot
▪
▪B550M-A PRO supports PCIe 4.0/3.0*
Expansion Slots
▪
▪A520M-A PRO supports PCIe 3.0
* PCIe specifications may vary depending on the CPU
installed.
∙∙1x HDMI 2.1 port, supporting a maximum resolution of
4096x2160 @60Hz*/**
∙∙1x DVI-D port, supporting a maximum resolution of
1920x1200 @60Hz*
Onboard
Graphics
∙∙Maximum shared memory of 16GB
* Available for the processor with integrated graphics.
** Graphics specifications may vary depending on the CPU
installed.
Realtek® ALC892 Codec
Audio
▪
▪7.1-Channel High Definition Audio
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Specifications