StarTech.com PEXUSB312A2C2V. Host interface: PCIe, Output interface: USB 3.2 Gen 2 (3.1 Gen 2), Expansion card standard: PCIe 3.0. Product color: Red. Chipset: ASMedia - ASM3142, ASMedia - ASM2806, Data transfer rate (max): 10 Gbit/s. Windows operating systems supported: Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10..., Mac operating systems supported: Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Server operating systems supported: Windows Server 2008 R2, Windows Server 2012 R2, Windows Server 2019. Width: 3.35" (85 mm), Depth: 4.41" (112 mm), Height: 0.866" (22 mm)
StarTech.com MPEX1394B3. Host interface: PCIe, Output interface: IEEE 1394/Firewire, Expansion card form factor: Full-height / Low-profile. Product color: Black, Stainless steel. Chipset: Texas Instruments - XIO2213B, Data transfer rate (max): 0.8 Gbit/s. Windows operating systems supported: Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64,..., Mac operating systems supported: Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7..., Server operating systems supported: Windows Server 2008 R2, Windows Server 2012, Windows Server 2019. Width: 1.18" (30 mm), Depth: 1.97" (50 mm), Height: 0.157" (4 mm)