PCI-E 4.0 vs PCI-E 3.0 vs PCI-E 2.0 vs PCI-E 1.1 in 7 games | Full HD

--- Test Bench --- - CPU: AMD Ryzen 7 3700X - Motherboard: MSI MEG X570 GODLIKE - GPU: PowerColor Red Devil RX 5700 XT 8GB OC / PowerColor Red Dragon RX 5600 XT 6GB ОС / GIGABYTE Radeon RX 5500 XT GAMING OC 8G / SAPPHIRE PULSE RX 5500 XT 4G - Memory: CORSAIR VENGEANCE RGB PR 2x8GB DDR4-3600 - Cooler: NZXT Kraken X53 - Drive: ADATA XPG SX8200 Pro 1TB / Seagate FireCuda 520 2TB - Power Supply: SEASONIC PRIME TX-750 750W - Case: RIOTORO GPX100 MORPHEUS - Monitor: AOC U2790PQU - OS: Windows 10 version 1909