Amazon.com: Padarsey PCIe Firewire Card for Windows 10, IEEE 1394 PCI Express Controller 4 Ports(3 x 6 Pin and 1 x 4 Pin), 1394a Firewire 800 Adapter for Windows 7/8/Mac OS with
STCMPEX1394B3 - StarTech.com 3 Port 2b 1a 1394 Mini PCI Express FireWire Card Adapter - FireWire adapter - PCIe Mini Card - FireWire 800 - 2 ports + 1 x FireWire - Office Supply Hut
HP 2-port PCI-Express FireWire 800 Adapter Card Model BW851AA - Newegg.com