Motherboards under $300

2 motherboards under $300 from ASUS, GIGABYTE, MSI and more. Prices run $240 to $247.

SupermicroSpec score 8.7

LGA1356, 12 Memory slots, 384GB

+Twelve RAM slots for multiple memory modules

+Supports up to 384GB of memory

+ECC memory support for error correction

−LGA1356 socket limits processor choice

$240.22

as of 11/04/2026 07:10 PST - Details

GenericSpec score 9.2

LGA2011, 12 Memory slots, 5 PCIe x16 slots

+Twelve DDR3 memory slots for high capacity

+Five PCIe x16 slots for multiple expansion cards

+LGA2011 socket for Intel E5-2600 processors

$247.04

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

Compare specs

motherboard	Socket	Form factor	Memory type	Chipset	Spec score	Price
	LGA1356				8.7	$240.22 as of 11/04/2026 07:10 PST - Details
	LGA2011				9.2	$247.04 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.