PCIEx16 drops to x 8 when M2 SSD is installed???

NVME M2 drives: which slot to use? m2 slot mainboard
➡️【Mk.com】✅आपको हमारी ऑनलाइन कैसीनो साइट मिलेगी ✅ आपके पसंदीदा कैसीनो गेम की विविधता प्रदान करती है, दांव सभी बैंकरोल के लिए उपयुक्त हैं, और हम मित्रवत हैं ✅  I have my new build with a 13700K i7 and an ASUS z790 motherboard which has 5 m2 slots When I first did the build, I only used 2, m24 slot So I have a bit of confusion here on which Slot do I use Motherboard manual says following -For 3rd gen AMD Ryzen Processors, the _1 supports PCIe

m2 nvme slot slot has any pcie lanes or not and what gen they are my current mobo has a gen3 and 4 slot, so i use the fast drive for bootsoftware