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I'm getting HDD Controller Failure errors and I don't know why

So, uh, I got a 486SX in the shop that I'd love to see if I can get running. It was donated "in working condition" but the owner kept the HDD and I didn't get to see what size it was. I installed a ...
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1answer
124 views

Will QEMU emulate processors newer than the one in which it's running?

If I compile QEMU in Linux running on a 486 processor, will it be able to emulate the Pentium processor features on it (like MSR)? And, if it doesn't, is there any way to emulate the Pentium features ...
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375 views

Intel data bus of Intel 80486 and above CPUs

Why do Intel 80486 and above CPUs have a double 32-bit internal data bus? ALU is still 32 bits wide, so what is the extra 32-bit bus for?
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233 views

Getting my i486SX2 on the Internet

I've been rummaging through my garage, and I found my old 486 lying around. It has a 66 MHz of processing power and a 14.4 kilobaud modem. I'm looking for a way to share the internet connection on my ...