Is my Samsung 980 PRO NVMe running in PCIe 3 or PCIe 4

pcie 4 in pcie 3 slot ssd
➡️【Mk..com】✅ भारत का प्रमुख गेमिंग और मनोरंजन स्थल✅ है। कैसीनो में हजारों स्लॉट मशीनें हैं और सभी सबसे लोकप्रिय गेम यहां हैं… ✅ 

Also since I have a MOBO that supports one PCIe x4 and one PCIe x4 slot, my question would be where to store what files as well on which

PCIe x16: your motherboard often has a primary x16 slot for GPUs and additional x16 slots 16 PCIe lanes can support an expansion card with 4 additional

pcie slot for gpu With dual NVMe PCIe * connectors onboard, GIGABYTE Motherboards bring users to experience NVMe mode or SATA mode connectivity for SSD devices

pcie m2 slot With dual NVMe PCIe * connectors onboard, GIGABYTE Motherboards bring users to experience NVMe mode or SATA mode connectivity for SSD devices