Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!sol.ctr.columbia.edu!emory!mephisto!mcnc!ecsvax.uncecs.edu!mvolo From: mvolo@uncecs.edu (Michael R. Volow) Newsgroups: comp.sys.ibm.pc Subject: Re: 32-bit Memory Upgrade for NEC Summary: Is memory access in 386SX 32-bit or 16-bit Keywords: Memory, Compaq, NEC, Toshiba Message-ID: <1990Feb10.062017.5521@uncecs.edu> Date: 10 Feb 90 06:20:17 GMT References: <1990Feb7.200130.22062@seri.gov> <7934@chaph.usc.edu> <23999@princeton.Princeton.EDU> Distribution: na Organization: UNC Educational Computing Service Lines: 9 If the 80386SX is a 32-bit processor with a 16 bit data bus, is motherboard memory accessed 16 bits at a time, the same as I/O. If this is so, how can an NEC 386SX utilize a 32-bit memory board? Or is 32-memory access possible with a 386SX? M Volow, VA Medical Center, Durham, NC 27705 mvolo@ecsvax.UUCP 919 286 0411