Supermicro Motherboards

4 Supermicro motherboards. Prices run $450 to $580.

SupermicroSpec score 7.6

LGA1366, 12 Memory slots, 96GB, 1 PCIe x16 slots

+Twelve RAM slots for multiple memory modules

+ECC memory support for error correction

+One PCIe x16 slot for a graphics or expansion card

−Supports only up to 96GB of memory

$532.00

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

Supermicro

LGA1366, E-ATX, 288GB

+Intel 5520 dual processor platform

+E-ATX form factor with room for expansion

+Supports up to 288GB of DDR3 memory

$580.00

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

Supermicro

LGA1366

+LGA 1366 socket for Intel processors

+Supermicro server-grade board design

−Older DDR3 memory standard limits upgrade options

$449.95

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

Supermicro

LGA1366, E-ATX

+Dual LGA 1366 sockets for two Xeon processors

+E-ATX form factor for large server cases

−Older LGA 1366 platform limits processor options

$529.95

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

Supermicro motherboards at a glance

4 of the 571 motherboards we list are Supermicro (1%). Half of them cost less than $531; across all motherboards, half cost less than $268.

Most listed here: E-ATX form factor (2), 12 memory slots (1), 288GB maximum memory (1).

Counts and prices are this site's own listings; prices are the ones shown on the cards.

Compare specs

Socket	Memory slots	Maximum memory	Spec score	Price
LGA1366	12	96GB	7.6	$532.00 as of 11/04/2026 07:10 PST - Details
LGA1366		288GB	n/a	$580.00 as of 11/04/2026 07:10 PST - Details
LGA1366			n/a	$449.95 as of 11/04/2026 07:10 PST - Details
LGA1366			n/a	$529.95 as of 11/04/2026 07:10 PST - Details

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