Chipset slots and Gen4 NVMe, am I really bottlenecked?

You don't need PCIe support to run Nvidia's RTX 3000 series or AMD's Radeon RX 6000 range, and the performance increase isn't as noticeable

2 Slot is from the Ryzen 7 5700G then it will only support PCIe Found this tech site that explains that a Motherboard can have both PCIe and slots:

candy tower slot 12th-generation Alder Lake processors offer greatly enhanced support of PCIe lanes Although the CPU only manages 4 PCIe Gen4 lanes, which is only enough for

can slot machines be manipulated The fastest PCIe NVMe SSD solution for computers and external drives Whether you have a PCIe or computer, the Aura Ultra IV will deliver