thermal paste on GPU PCIe connector and inside motherboard's

What are PCIe Slots in PC? pcie slot gpu CPU PCIe is built to support gaming from the ground up with up to 16 CPU PCIe lanes and up to four CPU PCIe lanes is pcie slot cover The Matrox PCI and PCIe technology guide explores the importance of evaluating different slot types when buying add-in graphics cards

pciex1 slot PCIe generations generally double the speed of the slot over the previous generation What that means for an end user is that a PCIe 5 x8