Motherboards under $100

4 motherboards under $100 from ASRock, MSI, Shangzhaoyuan and more. Prices run $58 to $87.

Biostar

LGA1151, DDR4

+Supports eight GPUs for mining setups

+LGA1151 socket for Intel 8th and 9th Gen processors

+DDR4 memory support

−Requires a separate CPU purchase

$64.99-7%Was: ~~$69.95~~

as of 11/04/2026 13:07 PST - Details

FauoswukSpec score 7.8

LGA1151, mATX, DDR4, 2 Memory slots

+Micro ATX form factor for a compact build

+Supports 6th and 7th Gen Intel Core processors

+Two DDR4 slots for memory upgrades

−Supports only two RAM slots, limiting total capacity

$82.89

as of 11/04/2026 17:10 PST - Details

Cjwdpdswez

LGA1151, mATX, DDR4, Intel B150

+Micro ATX size suits compact builds

+Supports LGA 1151 Intel processors

+Uses DDR4 memory

−Intel B150 chipset is an older platform

$87.28

as of 11/04/2026 14:10 PST - Details

DaconovoSpec score 7.5

LGA1151, mATX, DDR4, 2 Memory slots

+Micro ATX form factor for compact desktop builds

+Supports up to 32GB of DDR4 memory

+Two DDR4 memory slots for dual-channel memory

$57.79

as of 11/04/2026 14:05 PST - Details

Compare specs

Socket	Form factor	Chipset	Spec score	Price
LGA1151			n/a	$64.99 as of 11/04/2026 13:07 PST - Details
LGA1151	mATX		7.8	$82.89 as of 11/04/2026 17:10 PST - Details
LGA1151	mATX	Intel B150	n/a	$87.28 as of 11/04/2026 14:10 PST - Details
LGA1151	mATX		7.5	$57.79 as of 11/04/2026 14:05 PST - Details

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