Soyo 5TF2 + pentium-s 166mhz + 64mb ram - working perfect 1x  AT Keyboard 1x  Floppy interface 2x  IDE interface 1x  PS/2 mouse 1x  Parallel 2x  Serial 2x  USB 1.x 4x  16-bit ISA 4x  32-bit PCI

Also known as:

https://theretroweb.com/motherboard/manual/5tfmu21-619416b7bede1340393069.pdf https://theretroweb.com/motherboard/manual/33818.pdf https://theretroweb.com/motherboard/manual/36208-sc-5thx-6283b5b020703526369259.pdf