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mATX Motherboards

All motherboards

13 mATX motherboards from MSI, GIGABYTE, ASUS and more. Most cost $134 to $1,151, and half cost less than $260.

Top brands: ASUS (4)

All filtersFilters (2)×
Form factor: mATX  ×Chipset: AMD B850  ×Clear all
BrandASUS4ASRock2GIGABYTE2MSI2
SocketAM512
Form factormATX13
Memory typeDDR511
Memory slots4421
PCIe x16 slots13
M.2 slots241242
SATA ports42
Wired LAN2.5G65G210G1
Wi-FiWi-Fi 6E6Wi-Fi 76
ChipsetAMD B55017AMD B85013AMD B65012Intel B76010Intel H6109AMD A5207Intel B857AMD B4505
Show all 38Intel H815Intel X995AMD A6204AMD B650E3Intel B3653Intel Q6703AMD B8402Intel B752Intel H612Intel H972Intel W6802Intel Z4902AMD A3201AMD A68H1Intel B1501Intel B3601Intel B4601Intel B5601Intel B6601Intel B8601Intel C2621Intel C621A1Intel H1701Intel H3101Intel H4101Intel H8101Intel X791Intel Z1701Intel Z7901Intel Z8901
PriceUnder $1503Under $2005Under $2502Under $3001Under $4002Under $9001Under $1,2001$75 & above11
Show all 11$100 & above11$200 & above6$500 & above3
Clear allShow 13 motherboards
Form factor: mATX  ×Chipset: AMD B850  ×13 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
GIGABYTESpec score 8.4

AM5, mATX, DDR5, 4 Memory slots

+4 memory slots: only 2 of 65 here have more memory slots
+2 m.2 slots: only 3 of 59 here have more m.2 slots
$133.95-19%List: $164.99
as of 11/04/2026 15:08 PST - Details
ASRockSpec score 8.0

AM5, mATX, DDR5, 2 Memory slots

+Supports AMD Ryzen 9000, 8000 and 7000 processors
+DDR5 memory support with 8200+ MT/s overclocking
+Built-in Wi-Fi 6E for wireless connectivity
−Only two RAM slots for memory expansion
−Only one M.2 slot for storage
$119.99
as of 11/04/2026 12:09 PST - Details
GIGABYTESpec score 8.4

AM5, mATX, DDR5, 4 Memory slots

+AM5 socket supports AMD Ryzen 9000, 8000 and 7000 Series
+Compact micro-ATX form factor for smaller builds
+Four DDR5 memory slots
−Two M.2 slots limit fast storage expansion
$169.99-6%List: $179.99
as of 11/04/2026 15:08 PST - Details
MSISpec score 8.3

AM5, mATX, DDR5, 4 Memory slots

+AM5 socket supports AMD Ryzen 9000 and 8000 series processors
+Wi-Fi 7 onboard wireless connectivity
+5G LAN port for fast wired networking
−Only one M.2 slot
$168.99
as of 11/04/2026 00:18 PST - Details
ASRockSpec score 8.1

AM5, mATX, DDR5, 4 Memory slots

+Built-in Wi-Fi 6E for wireless connectivity
+2.5G LAN port for faster wired networking
+Four RAM slots allow more memory than two-slot boards
−Micro-ATX form factor offers less room for expansion than ATX
$139.99
as of 11/04/2026 12:09 PST - Details
ASUSSpec score 8.9

AM5, mATX, DDR5, 2 M.2 slots

+AM5 socket with AMD B850 chipset
+Two M.2 slots for fast storage expansion
+DDR5 memory support
No current price. Check it at the store.
ASUSSpec score 9.5

AM5, mATX, DDR5, 4 M.2 slots

+Compact mATX form factor for smaller builds
+AMD B850 chipset for AM5 Ryzen processors
+Four M.2 slots for multiple storage drives
−Fewer expansion options than full ATX boards
$350.77
as of 11/04/2026 12:10 PST - Details
Generic

mATX, DDR5, Wi-Fi 7, AMD B850

+AMD B850 chipset for AM-series processors
+Micro-ATX form factor fits compact builds
+DDR5 memory support
−Micro-ATX has fewer expansion slots than ATX boards
$2,118.46
as of 11/04/2026 00:16 PST - Details
Generic

AM5, mATX, Wi-Fi 7, AMD B850

+AMD B850 chipset with AM5 socket
+Micro-ATX form factor fits compact builds
+Built-in Wi-Fi 7 connectivity
−Micro-ATX has fewer expansion slots than ATX boards
$1,151.98
as of 11/04/2026 00:16 PST - Details
Generic

AM5, mATX, Wi-Fi 6E, AMD B850

+AMD B850 chipset with AM5 socket
+Micro-ATX form factor fits compact builds
+Built-in Wi-Fi 6E connectivity
−Micro-ATX has fewer expansion slots than ATX boards
$831.98
as of 11/04/2026 00:16 PST - Details
ASUSSpec score 8.4

AM5, mATX, DDR5, 2 M.2 slots

+AM5 socket for Ryzen processors
+Compact mATX form factor
+PCIe 5.0 support
−mATX size offers fewer expansion slots than ATX boards
No price recorded yet.
MSISpec score 8.9

AM5, mATX, DDR5, 5G

+Wi-Fi 7: the highest wi-fi of the 37 here
+5G: only 6 of 73 here have a higher wired lan
$361.26
as of 11/04/2026 00:18 PST - Details
ASUSSpec score 8.9

AM5, mATX, DDR5, 4 M.2 slots

+Compact mATX form factor for smaller builds
+AMD B850 chipset for AM5 Ryzen processors
+Four M.2 slots for multiple storage drives
−Fewer expansion options than full ATX boards
$259.99
as of 11/04/2026 12:10 PST - Details

Compare specs

motherboardSocketForm factorMemory typeChipsetSpec scorePrice
AM5mATXDDR5AMD B8508.4$133.95
as of 11/04/2026 15:08 PST - Details
AM5mATXDDR5AMD B8508.0$119.99
as of 11/04/2026 12:09 PST - Details
AM5mATXDDR5AMD B8508.4$169.99
as of 11/04/2026 15:08 PST - Details
AM5mATXDDR5AMD B8508.3$168.99
as of 11/04/2026 00:18 PST - Details
AM5mATXDDR5AMD B8508.1$139.99
as of 11/04/2026 12:09 PST - Details
AM5mATXDDR5AMD B8508.9No current price
AM5mATXDDR5AMD B8509.5$350.77
as of 11/04/2026 12:10 PST - Details
mATXDDR5AMD B850n/a$2,118.46
as of 11/04/2026 00:16 PST - Details
AM5mATXAMD B850n/a$1,151.98
as of 11/04/2026 00:16 PST - Details
AM5mATXAMD B850n/a$831.98
as of 11/04/2026 00:16 PST - Details

Before you buy

Other Form factor options

PC Cases264CPU Coolers393Processors247Data Center GPUs82Graphics Cards371Power Supplies237Memory374Storage Drives577Binoculars228Network Cables1,382Cameras2,556Chromebooks196

Popular filters

DDR4 Motherboards199DDR5 Motherboards190ATX Motherboards165Motherboards under $200112Motherboards under $150109AM5 Motherboards99Motherboards with 4 Memory Slots96Motherboards with 2.5G LAN89

Motherboards by use

Gaming Motherboards81LGA1700 DDR5 Motherboards47Budget Motherboards58Workstation Motherboards60

Related product types

ATX Motherboards165ITX Motherboards41E-ATX Motherboards17

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