Motherboards under $400

2 motherboards under $400 from ASUS, Supermicro, GIGABYTE and more. Prices run $345 to $393.

Generic

LGA1200, ATX, 4 Memory slots, Intel Z590

+Intel Z590 chipset with LGA1200 socket

+Full ATX form factor

+Four RAM slots listed

−Full ATX size needs a larger case

$393.32

as of 11/04/2026 00:16 PST - Details

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LGA1200, ATX, DDR4, Intel Z590

+Intel Z590 chipset for Intel LGA1200 processors

+ATX form factor with room for full-size expansion

+DDR4 memory support

−Requires LGA1200 processors, not compatible with newer sockets

$344.86

as of 11/04/2026 00:16 PST - Details

Compare specs

motherboard	Socket	Form factor	Memory type	Chipset	Spec score	Price
	LGA1200	ATX		Intel Z590	n/a	$393.32 as of 11/04/2026 00:16 PST - Details
	LGA1200	ATX	DDR4	Intel Z590	n/a	$344.86 as of 11/04/2026 00:16 PST - Details

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