Motherboards under $300

4 motherboards under $300 from ASUS, GIGABYTE, MSI and more. Prices run $210 to $262.

MSISpec score 8.2

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 00:18 PST - Details

MSISpec score 8.8

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

$229.99

as of 11/04/2026 00:18 PST - Details

GIGABYTESpec score 8.7

AM5, ATX, DDR5, 4 Memory slots

+Four M.2 sockets for storage expansion

+5G LAN for fast wired networking

+Built-in Wi-Fi 7 connectivity

$262.99

as of 11/04/2026 15:08 PST - Details

MSISpec score 8.2

AM5, ATX, DDR5, 4 Memory slots

+Wi-Fi 7: the highest wi-fi of the 18 here

+5G: only 1 of 19 here have a higher wired lan

−1 pcie x16 slots: 3 of the 6 here have more pcie x16 slots

$220.26

as of 11/04/2026 00:18 PST - Details

Compare specs

Socket	Form factor	Memory type	Chipset	Spec score	Price
AM5	ATX	DDR5	AMD B850	8.2	$209.99 as of 11/04/2026 00:18 PST - Details
AM5	ATX	DDR5	AMD X870	8.8	$229.99 as of 11/04/2026 00:18 PST - Details
AM5	ATX	DDR5	AMD B850	8.7	$262.99 as of 11/04/2026 15:08 PST - Details
AM5	ATX	DDR5	AMD B850	8.2	$220.26 as of 11/04/2026 00:18 PST - Details

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