A version of the 386 from Intel that ran at slower speeds than the 386DX, addressed only 16MB of memory (not 4GB) and supported only a 16-bit data bus (not 32). It used less power and dispelled less heat than the 386DX. See 386SL and x86.
"386SX." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/386sx>.
386SX. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/386sx