Tech Specs

Product Specfications

Mac, Windows, and Linux Logos

Compatibility

Mac Compatibility

  • Mac Pro 14,8 (2023)
  • macOS 15+; compatible with macOS 26
  • Some SSDs are not compatible with macOS. Solidigm (formerly Intel) P5xxx Series, or Western Digital SN650 (but not the SN655) recommended; see U.2 SSDs Compatibility PDF

Windows Compatibility

  • Windows computer with an available full-length, full-height x16 PCIe slot (PCIe bifurcation not required)
  • Windows 11
  • Windows Server 2025

Linux Compatibility

  • Computer with an available full-length, full-height x16 PCIe slot (PCIe bifurcation not required)
  • Actively supported LTS Linux kernel, 6.6 or later

Thunderbolt Expansion System Compatibility

    • Thunderbolt expansion system with an available full-length x16 PCIe slot

    Intel VROC Compatibility

    • Switch is compatible with Intel VMD controllers

    U.2 SSDs Compatibility(1)

    • Solidigm (formerly Intel) P5xxx Series, or Western Digital SN650 (but not the SN655) recommended. For a list of compatible U.2 SSDs, see the following PDF
    Graphics Cards Compatibility PDF Download Link

    Hardware

    Part Number

    • FUS-U2-2X4-E3

    Warranty

    • 2-year

    Form Factor

    • Full-length, full-height computer card

    Bus Interface

    • PCI Express 3.0 x8

    Internal Connectors

    • Two U.2 (SFF-8639)

    SSDs Supported(1)

    • U.2 (2.5-inch) NVMe PCIe SSDs
    • 2.5-inch SATA and SAS SSDs NOT supported

    Boot Suppport

    • macOS
    • Only from a single SSD (not RAIDed)
    • Any Thunderbolt Mac
    • Windows, Linux
    • No

    RAID Support

    • macOS, Windows, Linux
    • RAID 0 or 1 (Stripe or Mirror)

    NVME Support

    • Yes

    S.M.A.R.T. Status Data Reporting Support

    • Yes

    Package Contents

    • Fusion Dual U.2 SSD PCIe Card
    • SSD mounting screws
    • Documentation

    Support Links

    Support Knowledge Base

    Fusion Dual U.2 SSD PCIe Card Support

    Product Documentation

    Fusion Dual U.2 SSD PCIe Card Manual PDF Download Link

    Technical Notes

    • You may install one SSDs now and add another later without needing to reformat the existing one. This product’s performance will vary based on the type and number of SSDs used, the CPU speed, and the PCIe architecture.

    Videos & Reviews

    Fusion Dual U.2 SSD PCIe Card