What is the difference between PCIe Gen 3 and PCIe Gen 4?

Question with PCIE 16x Slot 16x pcie slot PCIe X16 vs X8 — GoogLeNet Training, TensorFlow FP32 and FP16 Titan V GPU's The code for joker lanterns slot A PCIe x8 card will fit in any PCIe x8 or PCIe x16 slot PCIe cards larger than the PCIe slot may fit in the smaller slot but only if it is open

mimpi 303 slot Yes, you can put a PCIe X16 card in a X8 slot Electrically, there is no difference between the two as they both receive the same 75 W of power