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Motherboards under $100

All motherboards

11 motherboards under $100 from ASRock, MSI, Shangzhaoyuan and more. Most cost $70 to $99, and half cost less than $90.

Top brands: ASRock (6)

GIGABYTESpec score 8.6

AM4, mATX, DDR4, 4 Memory slots

+Micro-ATX size is compact for smaller cases
+Four RAM slots supporting DDR4 memory
+Two M.2 slots for fast storage
−No built-in Wi-Fi
$74.99-25%List: $99.99
as of 11/04/2026 15:07 PST - Details
ASUSSpec score 8.8

AM4, mATX, DDR4, 1 PCIe x16 slots

+Compact microATX form factor
+DDR4 memory with ECC support
+PCIe 4.0 support
−Single PCIe x16 slot limits graphics card expansion
$99.00-17%List: $119.99
as of 11/04/2026 12:09 PST - Details
ASUSSpec score 9.4

LGA1700, mATX, DDR4, 2 M.2 slots

+Compact microATX form factor
+LGA1700 socket for Intel processors
+Two M.2 slots for SSD storage
$89.99-10%Was: $99.99
as of 11/04/2026 12:09 PST - Details
ASRockSpec score 8.8

AM5, mATX, DDR5, 2 Memory slots

+Built-in Wi-Fi 5 for wireless connectivity
+2.5G LAN port for faster wired networking
+Four SATA ports for connecting multiple drives
−Only two RAM slots limit total memory capacity
$89.99
as of 11/04/2026 12:09 PST - Details
ASRockSpec score 8.6

AM5, mATX, DDR5, 4 Memory slots

+Four RAM slots allow more memory than two-slot boards
+AM5 socket supports Ryzen 9000, 8000 and 7000 processors
+Two M.2 slots for solid-state storage
−Built on the AMD A620 chipset
$89.99
as of 11/04/2026 12:09 PST - Details
ASRockSpec score 9.1

AM5, mATX, DDR5, 2 M.2 slots

+Micro-ATX form factor fits compact builds
+Supports AMD Ryzen 7000, 8000 and 9000 processors
+PCIe 5.0 x16 slot for newer graphics cards
$99.99
as of 11/04/2026 12:09 PST - Details
ASUSSpec score 8.9

AM4, mATX, DDR4, 2 M.2 slots

+2 m.2 slots: the most m.2 slots of the 20 here
+1G: only 4 of 30 here have a higher wired lan
$93.98
as of 11/04/2026 12:09 PST - Details
ASRockSpec score 9.0

LGA1700, mATX, DDR4, 4 Memory slots

+Two M.2 slots for fast storage expansion
+Four RAM slots for up to four memory modules
+Four SATA ports for additional drives
$86.49-21%Was: $109.99
as of 11/04/2026 12:09 PST - Details
ASRockSpec score 8.8

LGA1200, mATX, DDR4, 4 Memory slots

+Micro-ATX form factor fits compact builds
+Supports 10th and 11th Gen Intel Core processors on LGA1200
+Four RAM slots allow larger memory configurations
−Supports only 10th and 11th Gen Intel processors
$95.99
as of 11/04/2026 12:09 PST - Details
MachinistSpec score 8.6

LGA2011, mATX, DDR4, 2 M.2 slots

+Two M.2 slots for fast storage
+Supports DDR4 memory
+Four SATA ports for storage drives
$60.99
as of 11/04/2026 00:04 PST - Details
ASRock

AM5, mATX, 2 M.2 slots, AMD A620

+Micro-ATX form factor is smaller than standard ATX boards
+AM5 socket supports Ryzen 9000, 8000 and 7000 processors
+Two M.2 slots for solid-state storage
$69.99
as of 11/04/2026 12:09 PST - Details

Compare specs

motherboardSocketForm factorChipsetSpec scorePrice
AM4mATXAMD B5508.6$74.99
as of 11/04/2026 15:07 PST - Details
AM4mATXAMD B5508.8$99.00
as of 11/04/2026 12:09 PST - Details
LGA1700mATXIntel B7609.4$89.99
as of 11/04/2026 12:09 PST - Details
AM5mATX8.8$89.99
as of 11/04/2026 12:09 PST - Details
AM5mATXAMD A6208.6$89.99
as of 11/04/2026 12:09 PST - Details
AM5mATXAMD B6509.1$99.99
as of 11/04/2026 12:09 PST - Details
AM4mATXAMD B5508.9$93.98
as of 11/04/2026 12:09 PST - Details
LGA1700mATXIntel B7609.0$86.49
as of 11/04/2026 12:09 PST - Details
LGA1200mATXIntel B5608.8$95.99
as of 11/04/2026 12:09 PST - Details
LGA2011mATXIntel X998.6$60.99
as of 11/04/2026 00:04 PST - Details

Before you buy

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