MSI Motherboards under $300

3 MSI motherboards under $300. Prices run $210 to $229.

MSISpec score 9.5

AM5, ATX, DDR5, 4 Memory slots

+AMD B850 chipset for Ryzen 7000 to 9000 processors

+AM5 socket with DDR5 memory support

+5G LAN for faster wired networking

−Only one PCIe x16 slot

$209.99-9%List: ~~$229.99~~

as of 11/04/2026 18:06 PST - Details

MSISpec score 9.5

AM5, ATX, DDR5, 3 M.2 slots

+Three M.2 slots for multiple fast storage drives

+AM5 socket supports AMD Ryzen 9000, 8000 and 7000 series processors

+Wi-Fi 7 onboard wireless connectivity

$229.95

as of 11/04/2026 18:07 PST - Details

MSISpec score 9.5

AM5, ATX, DDR5, 4 Memory slots

+Wi-Fi 7: the highest wi-fi of the 6 here

+5G: the highest wired lan of the 6 here

$220.26

as of 11/04/2026 18:06 PST - Details

Compare specs

Socket	Form factor	Memory type	Memory slots	M.2 slots	Spec score	Price
AM5	ATX	DDR5	4		9.5	$209.99 as of 11/04/2026 18:06 PST - Details
AM5	ATX	DDR5		3	9.5	$229.95 as of 11/04/2026 18:07 PST - Details
AM5	ATX	DDR5	4		9.5	$220.26 as of 11/04/2026 18:06 PST - Details

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.