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Dual SlimSAS 8i to PCIe x16 Slot Adapter, GEN4 PCIe4.0, Supports Bifurcation for NVMe SSD/GPU Expansion, 6-Pin Power‌
10Gtek

10Gtek Dual SlimSAS 8i to PCIe x16 Slot Adapter

Bottom line: The 10Gtek Dual SlimSAS 8i to PCIe x16 Slot Adapter is a specs-and-price decision rather than a crowd-consensus one in the expansion cards 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

  • ✓ Requires motherboard and BIOS support bifurcation
  • ✓ Backed by 10Gtek'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

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SpecPicks Verdict

SpecPicks scored 10Gtek Dual SlimSAS 8i to PCIe x16 Slot Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. 10Gtek's expansion cards 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 expansion cards 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

  • Requires motherboard and BIOS support bifurcation
  • A PCIe x16 slot can be expanded by inserting a PCIe protocol expansion card with two SFF-8654 connectors. This provides greater bandwidth and faster transmission speeds
  • 85Ohm PCB, optimal traces
  • Gen4 PCIe4.0, compatible with Gen3
  • With 12V PCIe 6-pin power

Full Specifications

Brand10Gtek
StyleClassic
Style NameClassic
Unit Count1 Count
Model Number2SFF8654 8I-P416
Mfr Part NumberS55N2F9P(EU)
Number of Items1
Compatible DevicesServers, Workstations, Systems with PCIe slot and bifurcation support
Hardware InterfacePCI Express 4.0, PCIE x 16
Warranty Description3-YEAR
Full listing titleDual SlimSAS 8i to PCIe x16 Slot Adapter, GEN4 PCIe4.0, Supports Bifurcation for NVMe SSD/GPU Expansion, 6-Pin Power‌

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Dual SlimSAS 8i to PCIe x16 Slot Adapter, GEN4 PCIe4.0, Supports Bifurcation for NVMe SSD/GPU Expansion, 6-Pin Power‌ 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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Dual SlimSAS 8i to PCIe x16 Slot Adapter, GEN4 PCIe4.0, Supports Bifurcation for NVMe SSD/GPU Expansion, 6-Pin Power‌
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