Uploaded June 2025 | Updated September 2026, 6 days ago

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Time to check this quite obscure and rare 386SX clone CPU.
It is the VM Technology VM386SX+.
VMT was a Japanese company.
This CPU was only sold in East Asia.

Here I compare it to the standard Intel 386SX.
And then for sure I push it to the limits.

CPU release article:
https://websrv.cecs.uci.edu/~papers/mpr/MPR/ARTICLES/071504.pdf

Modded BIOS file for RC2016 Motherboards.
drive.google.com/file/d/1DNq2IDfkiZTdpMsm5D-ljUpbMxSzWHtk/view

Comparison results:
docs.google.com/spreadsheets/d/19ivA5OGyynJI8U_PhpvVicKsnm24FqT0/view

-- TIMESTAMPS --
00:00 - Intro
00:55 - The VM386SX+.
04:12 - Motherboard updates.
07:54 - 386SX vs VM386SX+.
11:25 - VM386SX+ Max Clock.
14:21 - Conclusions / Outro

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