There are several types of connectors found on a motherboard, including:
1. Power connectors: These include the ATX main power connector, ATX 12V power connector, and ATX 12V 4/8-pin power connector. They provide power to the CPU, memory, and other components on the motherboard.
2. Data connectors: These include the SATA connectors, which are used to connect storage devices like hard drives and solid state drives, and the IDE connectors, which are used to connect older storage devices like PATA hard drives.
3. Expansion connectors: These include the PCI Express (PCIe) slots, which are used to add expansion cards like graphics cards, network cards, and sound cards, and the PCI slots, which are used to add older expansion cards.
4. USB connectors: These are used to connect USB devices like mice, keyboards, and external hard drives.
5. Audio connectors: These include the audio jacks, which are used to connect speakers and headphones, and the microphone jack, which is used to connect a microphone.
6. Network connectors: These include the Ethernet port, which is used to connect the computer to a network, and the wireless card connectors, which are used to connect a wireless card.
7. Other connectors: These include the serial and parallel ports, which are used to connect older peripherals like printers and scanners, and the PS/2 connectors, which are used to connect older keyboards and mouse.
These are the main connectors found on a motherboard, but there may be others depending on the specific motherboard and the components it supports.