UAD-2 PCIe Card System Requirements

For complete compatibility information, visit

  • (PC) Windows 10 64-bit edition or Windows 11
  • (Mac) macOS 10.15 Catalina, 11 Big Sur, 12 Monterey, 13 Ventura, or 14 Sonoma
  • Available PCI Express (PCIe) slot for each UAD-2 card
  • Internet connection to download software and authorize UAD plug-ins
  • Compatible plug-in DAW host software
  • 10 gigabytes available storage


  • Operating systems not listed above are untested. Although untested operating systems may work, they are not supported by Universal Audio. Prior UAD software for older operating systems and discontinued UAD products is available in the UAD software archives
  • Pre-release and beta versions of operating systems are not supported.
  • UAD-2 PCIe cards can be used with the specific Thunderbolt-to-PCIe chassis listed here.
  • For details on AMD Ryzen CPU compatibility, click here
  • For updated details on macOS and Windows compatibility, click here.

UAD-2 PCIe Specifications

  • High-bandwidth x1 PCI Express card (PCIe 2.0 & 3.0 compatible)
  • UAD-2 SOLO: low-profile, half-height, short PCIe card (4.7” x 2.5” when fully seated)
  • UAD-2 DUO/QUAD/OCTO: full-height, short PCIe card (6.6” x 4.2” when fully seated) 

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