Quick update: I got mtvu running in PCSX2 again. I used the latest PCSX2 build, set the EE/IOP clamping to "Normal", and enabled VSync in GSdx to stop tearing. For the best compatibility, load the MTVU plugin (multi-threaded microVU) and set its thread affinity to the same core group as PCSX2's main thread — that gave a noticeable speedup on my 6‑core CPU without desyncs. If you hit stutters, try toggling MTVU off for specific games; some titles still have timing issues with it enabled.
While installing and using MTVU PCSX2 UPD is generally straightforward, you may encounter some issues. Here are some common problems and their solutions: mtvu pcsx2 upd
Meta: MTVU compatibility issues #1669 - PCSX2/pcsx2 - GitHub 20 Nov 2016 — Quick update: I got mtvu running in PCSX2 again
Using the PCSX2 Updater ensures you have the latest MTVU optimizations, including fixes for specific game regressions. If you hit stutters, try toggling MTVU off
: Go to Settings > Emulation (or Config > Speedhacks in older versions). Look for MTVU (Multi-Threaded microVU) and ensure the box is checked.
[Discussion] Dropping SSE4 support/mandating AVX2 · Issue #11382
