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Complete Supermicro X12STH-F (C256) compatible memory guide. This Micro-ATX motherboard supports DDR4 ECC UDIMM across 4 slots with a maximum capacity of 128GB. Find the best compatible RAM and SSD upgrades below.
Supermicro X12STH-F Memory Specifications
| Specification | Details |
|---|---|
| Chipset | C256 |
| Socket | LGA 1200 |
| CPU Support | Intel Xeon E-2300 |
| Memory Type | DDR4 ECC UDIMM |
| Memory Slots | 4 |
| Max Capacity | 128GB |
| Supported Speeds | 3200MHz |
| M.2 Slots | 1 |
| SATA Ports | 8 |
| Form Factor | Micro-ATX |
Recommended RAM
Enterprise-grade ECC memory. Validated for server and workstation use.
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OEM-quality ECC module. Wide compatibility across all server brands.
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Compatible SSD Upgrades
The Supermicro X12STH-F features 1 M.2 slot (PCIe 3.0 x4, 2280/22110) and 8 SATA ports for storage expansion.
Top-tier Gen 4 NVMe. Excellent for boot drive and primary storage; on this board’s PCIe 3.0 x4 slot it runs at Gen 3 speed.
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Frequently Asked Questions
What RAM is compatible with Supermicro X12STH-F?
The Supermicro X12STH-F supports DDR4 ECC UDIMM memory across 4 slots with speeds up to 3200MHz and a maximum capacity of 128GB.
How many M.2 slots does Supermicro X12STH-F have?
The Supermicro X12STH-F has 1 M.2 slot (PCIe 3.0 x4 NVMe, 2280/22110), plus 8 SATA ports for additional drives.
Related Supermicro Upgrade Guides
- Supermicro H13SSL-N
- Supermicro X13SRA-TF
- Supermicro X13SAE
- Supermicro X13SAE
- Supermicro X12DAi-N6
- Supermicro Upgrade Guide
Not sure what fits? Use our free Compatibility Checker covering 3,195+ models.
Helpful Guides
Upgrades that fit the Supermicro X12STH-F
What fits: Memory: DDR4-3200 ECC UDIMM, 4 user slots, up to 128GB · Storage: M.2 2280/22110 NVMe PCIe 3.0
Spec source: supermicro.com (checked 26 Sep 2026).
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