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STORAGE, ADAPTERS & POWER · PRODUCT PROFILE

Passive PCIe Quad M.2 NVMe Bifurcation Card

Passive PCIe x16-to-four-M.2 card class. The cited JEYI reference supports passive routing, an x4x4x4x4 host bifurcation requirement and dual-phase 3.3V regulators.

Quad M.2
PRODUCT PROFILE

What it is

Passive PCIe x16-to-four-M.2 card class. The cited JEYI reference supports passive routing, an x4x4x4x4 host bifurcation requirement and dual-phase 3.3V regulators.

Passive PCIe routing4 × M.2 NVMe slotsPCIe x4x4x4x4 bifurcationDual-phase 3.3V regulators
PriceNot suppliedVerified merchant offers: 0 · Evidence sources: 2

Technical details

ArchitecturePassive PCIe routing
Downstream4 × M.2 NVMe slots
HostrequirementPCIe x4x4x4x4 bifurcation
PowerregulationDual-phase 3.3V regulators

Practical notes

  • A passive card depends on the host platform’s PCIe bifurcation support. Check the motherboard and CPU documentation for the exact slot and x4x4x4x4 mode.
  • The forum reference contains compatibility discussion; it is not a substitute for the motherboard vendor’s documentation.

Compatibility notes

  • Use NVMe drives and confirm x4x4x4x4 support for the exact host/slot combination before choosing a passive card.

Known limitations

  • A host without the required bifurcation mode may not enumerate all attached drives.
  • The exact card PCB, slot lengths and included cooling are not established by these source claims.

Sources & evidence

  • Manufacturer · Source reference ↗

    Supports: Passive x16 to 4x M.2; PCIe 4.0 x4x4x4x4 bifurcation requirement; Dual power phase 3.3V regulators

  • Community · Source reference ↗

    Supports: Motherboard compatibility matrix; Bifurcation BIOS settings; Zero-latency passive design

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