Motherboards under $900

All motherboards

8 motherboards under $900. Most cost $832 to $889, and half cost less than $870.

Top brands: Supermicro (4)

ASUS

sTR5, DDR5, 1TB, 3 PCIe x16 slots

+Supports up to 1024 GB of memory

+ECC memory support for error correction

+Three PCIe x16 slots for multiple expansion cards

−Uses the large sTR5 socket for Threadripper PRO processors

$851.99

as of 11/03/2026 21:56 PST - Details

ASRock Rack

LGA4677, DDR5, 8 Memory slots, 10G

+Eight DDR5 memory slots for large capacity

+10G LAN for high-speed networking

+Supports 4th Gen Intel Xeon Scalable processors

−CEB form factor needs a compatible large case

$819.99

as of 11/03/2026 21:56 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

Supermicro

LGA2011, DDR4, 16 Memory slots, 1TB

+Supports up to 1024 GB of RAM

+Sixteen RAM slots for large memory capacity

+Three PCIe x16 slots for expansion cards

−Only 1G LAN speed

$863.20

as of 11/04/2026 00:23 PST - Details

Generic

AM5, DDR5

+AM5 socket supports newer AMD Ryzen processors

+Uses DDR5 memory, the newer memory standard

+Includes M.2 slot for solid-state storage

$889.96

as of 11/03/2026 23:07 PST - Details

Supermicro

LGA3647, Intel C621

+Dual socket design supports two Xeon processors

+Uses the LGA3647 socket for Intel Xeon processors

+Built on the Intel C621 chipset for server workloads

$896.04

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

Supermicro

LGA3647

+LGA 3647 socket for Intel Xeon Scalable processors

+Intel chipset for server workloads

+Sold in a retail pack

$876.99

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

Supermicro

LGA4844, 4TB

+LGA 4844 socket for high-core-count server processors

+Supports up to 4096GB of memory

$886.99

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

Compare specs

Socket	Memory type	Chipset	Spec score	Price
sTR5	DDR5	AMD TRX50	n/a	$851.99 as of 11/03/2026 21:56 PST - Details
LGA4677	DDR5	Intel C741	n/a	$819.99 as of 11/03/2026 21:56 PST - Details
AM5		AMD B850	n/a	$831.98 as of 11/04/2026 00:16 PST - Details
LGA2011	DDR4		n/a	$863.20 as of 11/04/2026 00:23 PST - Details
AM5	DDR5		n/a	$889.96 as of 11/03/2026 23:07 PST - Details
LGA3647		Intel C621	n/a	$896.04 as of 11/04/2026 07:10 PST - Details
LGA3647			n/a	$876.99 as of 11/04/2026 07:10 PST - Details
LGA4844			n/a	$886.99 as of 11/04/2026 07:10 PST - Details

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Motherboards under $900

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