64 votes

Did Windows NT 4 emulate x86 on non-Intel platforms?

There was x86 emulation on Windows NT, on MIPS, Alpha, and PowerPC — in fact, more than x86 emulation, PC emulation. The operating system itself ran natively, and applications could be built natively ...
Stephen Kitt's user avatar
43 votes

Why does NT4 fail on boot if you give it an x64 CPU?

If you’re trying to install Windows NT 4 without Service Pack 6, this could be the result of NT4’s mis-handling of the CPUID instruction. In particular, it would crash on anything after CPU family 7; ...
Stephen Kitt's user avatar
7 votes

Which generations of PowerPC did Windows NT 4 run on?

In general, NT3.51 for PowerPC should run on all PReP machines (Specs) from IBM or Motorola (*1), as long as it features an ARC bootloader - that's why it won't come up on CHRP PowerPC Macs with Open ...
Raffzahn's user avatar
  • 220k
3 votes

Did Windows NT 4 emulate x86 on non-Intel platforms?

Here's a screenshot on Windows NT for Alpha showing x86 emulation support See Exploring Windows 2000 on Alpha together with YOU It uses FX!32 for emulation FX!32 is a software emulator program that ...
phuclv's user avatar
  • 3,582

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