If you need high-speed FireWire connectivity, the SIIG FireWire 800 PCIe Card is a great choice. This card provides two FireWire 800 ports, offering blazing-fast data transfer rates of up to 800Mbps. It is backward compatible with FireWire 400 devices, ensuring compatibility with your existing peripherals. The card features a PCIe interface, which delivers faster data transfer compared to traditional PCI cards. It is compatible with both Windows and Mac operating systems, making it versatile and suitable for a wide range of users. Whether you need to connect external hard drives, digital cameras, or audio interfaces, this FireWire card will meet your needs and enhance your computer's capabilities.