Motherboards under $100

AM5, mATX, DDR5, 1 M.2 slots

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GIGABYTE A620M S2H (AM5/ LGA 1718/ AMD/ A620/ Micro ATX/ 5-Year Warranty/ DDR5/ Single M.2/ PCIe 4.0/ USB 3.2 Gen1/

$89.99as of 11/04/2026 15:07 PST - Details

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Spec score8.1

Pros

+Uses AM5 socket for newer Ryzen processors

+Supports DDR5 memory

+Includes PCIe 4.0 support

+Includes USB 3.2 Gen1 ports

+Includes single M.2 slot

Cons

−Only one M.2 slot limits fast storage expansion

Compared with the 8 motherboards on this page

+1G: only 4 of 30 here have a higher wired lan

−1 m.2 slots: 11 of the 20 here have more m.2 slots

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AM5, mATX, DDR5, 2 Memory slots

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ASRock A620AM-X WiFi Micro-ATX Motherboard | AMD AM5 Socket | Supports Ryzen 9000/8000/7000 | DDR5 8000+ OC | WiFi 5 |

$89.99as of 11/04/2026 12:09 PST - Details

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Spec score8.8

Pros

+Built-in Wi-Fi 5 for wireless connectivity

+2.5G LAN port for faster wired networking

+Four SATA ports for connecting multiple drives

+Two M.2 slots for solid-state storage

+Micro-ATX form factor is compact for mid-size builds

Cons

−Only two RAM slots limit total memory capacity

Compared with the 8 motherboards on this page

+2.5G: the highest wired lan of the 30 here

+2 m.2 slots: the most m.2 slots of the 20 here

+4 sata ports: only 2 of 14 here have more sata ports

−Wi-Fi 5: 4 of the 5 here have a higher wi-fi

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AM5, mATX, DDR5, 4 Memory slots

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ASRock A620M Pro RS Socket AM5 Micro-ATX Motherboard, Supports AMD Ryzen 9000/8000/7000 Series, DDR5 7200+ (OC), 6+2+1

$89.99as of 11/04/2026 12:09 PST - Details

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Spec score8.6

Pros

+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

+Micro-ATX form factor is compact for mid-size builds

Cons

−Built on the AMD A620 chipset

Compared with the 8 motherboards on this page

+2 m.2 slots: the most m.2 slots of the 20 here

+4 memory slots: only 1 of 22 here have more memory slots

+1G: only 4 of 30 here have a higher wired lan

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AM5, mATX, DDR5, 2 M.2 slots

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ASRock B650M-HDV M.2 White Micro-ATX AM5 Motherboard, AMD Ryzen 9000/8000/7000, PCIe 5.0 x16, DDR5 8200+(OC), Dual M.2

$99.99as of 11/04/2026 12:09 PST - Details

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Spec score9.1

Pros

+Micro-ATX form factor fits compact builds

+Supports AMD Ryzen 7000, 8000 and 9000 processors

+PCIe 5.0 x16 slot for newer graphics cards

+Two M.2 slots for fast storage

+2.5G LAN for faster wired networking

Compared with the 8 motherboards on this page

+2.5G: the highest wired lan of the 30 here

+2 m.2 slots: the most m.2 slots of the 20 here

+4 sata ports: only 2 of 14 here have more sata ports

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LGA1851, mATX, DDR5, 2 Memory slots

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ASRock H810M-H LGA1851 Micro-ATX Motherboard, Supports Intel Core Ultra Series 2 Processors, DDR5 6400, PCIe 4.0,

$79.99as of 11/04/2026 12:09 PST - Details

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Spec score8.1

Pros

+Supports Intel Core Ultra Series 2 processors

+DDR5 memory support

+PCIe 4.0 support

+Four SATA ports for additional drives

+One M.2 slot for storage

Cons

−Only two RAM slots for memory expansion

−Only one PCIe x16 slot for expansion cards

Compared with the 8 motherboards on this page

+1 pcie x16 slots: only 2 of 20 here have more pcie x16 slots

+1G: only 4 of 30 here have a higher wired lan

+4 sata ports: only 2 of 14 here have more sata ports

−1 m.2 slots: 11 of the 20 here have more m.2 slots

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LGA1700, mATX, DDR5, 1 PCIe x16 slots

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ASRock H610M-HDV/M.2+ D5 LGA 1700 Micro ATX DDR5 Intel H610 SATA 6Gb/s Micro

$59.99as of 11/04/2026 12:09 PST - Details

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Pros

+DDR5 memory support for the newer memory standard

+Supports Intel LGA1700 processors

+Micro-ATX form factor for compact builds

Cons

−Only one PCIe x16 slot for expansion cards

Compared with the 8 motherboards on this page

+1 pcie x16 slots: only 2 of 20 here have more pcie x16 slots

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DDR5

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OLurkthu DDR5 Memory Motherboard ColorShown Overclock DIMM

$17.77as of 11/04/2026 00:31 PST - Details

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Pros

+Supports DDR5 memory for modern high-bandwidth RAM

+Overclock support for performance tuning

+Uses DIMM memory slots for standard desktop RAM

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LGA1700, mATX, DDR5, 2 Memory slots

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MSI PRO H610M-G WiFi Motherboard, Micro-ATX - Supports Intel Core 14th, 13th and 12th Gen Processors, LGA 1700 - DDR5

$81.11as of 11/04/2026 00:18 PST - Details

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Spec score8.4

Compared with the 8 motherboards on this pagePros

+Wi-Fi 6E: the highest wi-fi of the 5 here

+1G: only 4 of 30 here have a higher wired lan

How pros and cons are picked (About: Disclaimer)

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