You could probably run duals in this Gigabyte B550 AORUS ELITE V2 AMD Ryzen 5000 ATX Motherboard with WiFi 6, 2.5GbE LAN, 12+2 Digital VRM, and PCIe 4.0 https://a.co/d/7554toQ
@Psionic Roshambo, And even later computers around the beginning of the 2000's up to 04-05, can run Windows 98 as long as the hardware is backwards compatible.