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SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A
Supermicro

SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A

Bottom line: The SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A is a specs-and-price decision rather than a crowd-consensus one in the retro motherboards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Intel C621A
  • ✓ Backed by Supermicro's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

3rd Gen Intel® Xeon® Scalable processors, Intel® Xeon® W-3300 Processor Single Socket LGA-4189 (Socket P+) supported, CPU TDP supports Up to 270W TDP Intel® C621A Single LAN with Intel® Ethernet Controller I210-AT Single LAN with Marvell AQC113 Single LAN with Realtek RTL8211F PHY (dedicated IPMI) Up to 4TB 3DS ECC RDIMM, DDR4-3200MHz; Up to 4TB 3DS ECC LRDIMM, DDR4-3200MHz Up to 4TB Intel® Optane™ Persistent Memory, DDR4-3200MHz, in 16 DIMM slots 4 PCIe 4.0 x16, 3 PCIe 4.0 x8 (in x16 slot) M.2 Interface: 4 PCIe 4.0 x4 M.2 Form Factor: 2260/2280/22110 M.2 Key: M-Key M.2 support to RAID 0,1…

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SpecPicks Verdict

SpecPicks scored SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A using a rating × review-volume × price-fit model applied to published specs and reviews across the retro motherboards category. Supermicro's retro motherboards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 3rd Gen Intel Xeon Scalable processors, Intel Xeon W-3300 Processor Single Socket LGA-4189 (Socket P+) supported, CPU TDP supports Up to 270W TDP
  • Intel C621A
  • Single LAN with Intel Ethernet Controller I210-AT Single LAN with Marvell AQC113 Single LAN with Realtek RTL8211F PHY (dedicated IPMI)
  • Up to 4TB 3DS ECC RDIMM, DDR4-3200MHz; Up to 4TB 3DS ECC LRDIMM, DDR4-3200MHz Up to 4TB Intel Optane Persistent Memory, DDR4-3200MHz, in 16 DIMM slots
  • 4 PCIe 4.0 x16, 3 PCIe 4.0 x8 (in x16 slot) M.2 Interface: 4 PCIe 4.0 x4 M.2 Form Factor: 2260/2280/22110 M.2 Key: M-Key M.2 support to RAID 0,1, 5, 10, VROC key is required for RAID.

Full Specifications

BrandSupermicro
PlatformWindows 10
CPU ModelIntel Xeon
CPU SocketLGA 4189
Model NameMBD-X12SPA-TF-O
Unit Count1 Count
Chipset TypeIntel C621
Model NumberMBD-X12SPA-TF-O
Chipset FamilyIntel C621
Mfr Part NumberMBD-X12SPA-TF-O
Number of Items1
Number of Ports18
Processor SocketLGA 4189
Total PCIe Ports7
Total SATA Ports8
Compatible DevicesPersonal Computer
Memory Clock Speed3200 MHz
Warranty Description311 days
Compatible ProcessorsIntel Xeon Scalable 3rd Gen, W-3300 Processor Single Socket LGA-4189 (Socket P+)
RAM Memory TechnologyDDR4

Benchmark data for other processors

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SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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SUPERMICRO MBD-X12SPA-TF-O E-ATX Server Motherboard LGA 4189 C621A
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