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

m 2 slot with pcie x4 lanes   Dan m2 sata vs nvme slot

Hi, i bought a tg01-0023 and it should have an m2 PCIE slot But Samsugn Magician and other tools like HWINFO or SiSoft Sandra show me

So basically, I keep hearing that NVMe cards need 4x PCIe lanes But then I keep seeing posts saying that they can run at 2x lanes  Right, because the first slot gets x4 lanes directly from the CPU, the first PCIe slot gets x16 lanes directly from the CPU The other PCIe

slot toto 88 SSD vs PCIe SSD And if you think that's a large difference, PCIe Gen 2 x4 Refer to the table below Throughput x1 PCIe Lane, x2 PCIe Lanes, x4 PCIe Lanes MP700 PRO PCIE GEN5 X4 NVME SSD · LEARN MORE · BUY NOW · CSSD