Single Board Computer and Backplane or Motherboard?

Best single board computer in 2024 single board computer with pcie slot Pico-ITX & SBC, PC104, EBX & SBC, designed with reliability, wide-temperature, and expansion possibilities in mind single slot diffuser MATX 1*PCIe X16, 1*PCI, 2*PCIe X4, a total of four slots;; 4* , 1*M

single slot gpu low profile A single-board computer is a complete computer built on a single circuit board, with microprocessor, memory, inputoutput and other features