Datapath Express7-G3 is a seven-slot PCI Express Gen.3 expansion backplane intended for professional video processing. It provides four x8 PCIe 3.0 slots for input cards and three x16 PCIe 3.0 slots for output cards, with a PICMG 1.3 host SBC interface in an ATX form factor. The backplane supports multi-backplane configurations, up to 96 PCIe lanes, 12V auxiliary power, USB 2.0, two SATA ports, and temperature sensors, enabling scalable, low-latency PCIe expansion when used with HLink-G3, ExCable-G3 and SLink-G3.