Which is better for a memory-heavy database server?

The Gigabyte MZ31-AR0, if you stay within its 64GB RDIMM cap. Its 16 slots and 8 channels spread load across more modules. The Tyan reaches higher total capacity but with only 8 slots.

Does the Tyan support newer EPYC CPUs?

Yes. It supports EPYC 7002 and 7003, including 3D V-Cache models. The Gigabyte lists EPYC 7002 only.

Is the Gigabyte worth the extra $246?

Only for its 16 DIMM slots and dual 10Gb Ethernet. For CPU choice, memory speed and price, the Tyan wins.

Which fits a standard ATX case?

The Tyan. It is ATX. The Gigabyte is E-ATX and needs a larger case or rack chassis.

Which has better networking built in?

The Gigabyte, with dual 10Gb ports. The Tyan has dual Gigabit Ethernet, so plan a 10Gb add-in card if you need it.

Which lasts longer as a platform?

The Tyan, because EPYC 7003 support lets you drop in a newer CPU later. The Gigabyte is limited to EPYC 7002.

MZ31-AR0 Gigabyte Socket SP3 System on Chip E-ATX System Board (Motherboard) vs Tyan Tomcat SX S8030 (S8030GM2NE) AMD Socket SP3/ DDR4/ SATA&USB3.1/ M.2/ V&2GbE/ ATX Motherboard

Buy the Tyan Tomcat SX S8030 for most single-socket EPYC builds. It costs less and supports newer CPUs and far more memory. The Gigabyte MZ31-AR0 is the pick only if you need 16 DIMM slots or E-ATX mounting. As of November 3, 2026, the Tyan is $551.57 at CompSource and the Gigabyte is $797.25 at TeciSoft.

Today the Tyan Tomcat SX S8030 (S8030GM2NE) AMD Socket SP3/ DDR4/ SATA&USB3.1/ M.2/ V&2GbE/ ATX Motherboard costs $245.68 less at its best price.

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