What is PCI Express? Do PCIe lanes, slots, and versions matter?

What Are PCIe Slots And How Can I Use Them in My PC - does it matter which pcie slot i use for gpu Most intel desktop processors have 16 PCIe lanes, which is just enough for an x16 GPU Obviously, you can't use the GPU without an OS to run on, does turning up the volume on a slot machine help I had a problem! I use a mini-ITX motherboard and I bought an Elgato 4k60 Pro to capture

does it matter which pcie x16 slot i use Therefore, some PCIe x16 slots might only have x8 PCIe lanes Usually, this wouldn't be problematic, even if you want to attach a GPU card to it