88SE9230 chip SATA III (6Gbps) 4 ports PCI Express controller card compatiable PCI Express x4, x8, x16 motherboard for HDD SSD|Add On Cards| - AliExpress
ASUS Prime B660M-A D4 LGA 1700(Intel 12th Gen) mATX Motherboard (PCIe 4.0, DDR4,2xM.2 Slots, 1Gb LAN, DP,2 x HDMI, Rear USB 3.2 Gen 2, Front USB 3.2 Gen 1 Type-C, Aura Sync)
PCI Express - Wikipedia
PCI Express X16 vs. X8 vs. X4 vs. X1 Slot: Difference, Use & Compatibility – DESKDECODE.COM
MAIWO KT058 M.2 NVME SSD Adapter Expansion Card, NVMe to PCIe X4 X8 X16 Converter Card with Aluminum Heat Sink, LED Indicator,Support PCIe3.0/PCIe4.0/PCIe5.0 - Newegg.com