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

Differences Between M2 Cards M2 Slots Keys Sizes and Types m2 slot mainboard
➡️【Mk.com】✅कैसीनो · खेलों की एक रोमांचक श्रृंखला की खोज करें · ➡️【Mk.com】✅कैसीनो पर ऑफ़र और कार्यक्रम · कैसीनो की दुनिया का अन्वेषण करें और पुरस्कार जीतें · हम जागरूकता बढ़ाने के लिए प्रतिबद्ध हैं… ✅  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 slot mainboard That includes one Gen5 slot and no less than five Gen4 slots What are did the mobo manufacturers bite off more than they could

m2 slot pc B85 Computer Motherboard NVME SSD LGA1150 PC Mainboard PCI-E 16X 4*&2* Interface Fit for Windows7Windows103264 Features: