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New to CPU overclocking and trying to figure out the related jargon. I know SVID refers to how the system controls the CPU's voltage-frequency curve, but I'm having a hard time finding a sufficiently detailed explanation of all of the options. My system is currently set to "Auto" by default and things have been fine – the real questions I have are what do "Auto", "Best-Case Scenario", "Typical Scenario", "Worst-Case Scenario", "Intel's Fail Safe", and "Trained" all specifically mean and which one is the best to have on for a manual CPU overclock that will be making use of adaptive voltages? Please respond with as much specificity as possible.

 

Update:

 

I really overcomplicated this setting in my head when I was first looking into it. Best case is generally an undervolted V/F profile unless you won the silicon lottery, typical is middle of the road, and worst case is usually overvolting unless you have bad silicon. My guess is that "trained" is an AI thing that automatically recalibrates the V/F curve accordingly if there are crashes.

 

Auto sets the V/F profile to worst case scenario. This is big. I really wish ASUS had called this out somewhere obvious. I got a bsod on best case, but my system worked fine on typical which ended up cutting 10C off my temps compared to the auto (worst case) default. If you have an ASUS motherboard it is crucial that you experiment with the SVID Behavior settings because your cpu may be overvolted by default and you may have much more overclocking headroom than you realize.

Current PC:

    • CPU
      AMD Ryzen 9 9950X3D
    • Motherboard
      MSI MEG X870E Godlike
    • RAM
      G.Skill Trident Z5 Neo 24GBx2 DDR5-8000 CL40-48-48-128 1.40v (F5-8000J4048G24GX2-TZ5N)
    • GPU
      Aorus Xtreme Waterforce RTX 3090 TI
    • Case
      Corsair 7000D Airflow
    • Storage
      (All NVME SSDs) 1 X Samsung 990 Pro (4TB), 2 x 2TB WD Black sn850, Sabrent Rocket 4TB
    • PSU
      Corsair AX1600i, Fully Modular, 80+ Titanium
    • Display(s)
      Alienware AW3423DW, Alienware AW3225QF
    • Cooling
      Arctic Liquid Freezer ii 420, Built in 360mm gpu rad, 7 x 140mm Noctua NF-A14's (4 used as full case fan set, 3 used to upgrade cpu rad fans), 4 x 120mm Noctua NF-F12's (3 used to upgrade gpu rad stock fans, 1 used to fill last remaining case fan slot)
    • Keyboard
      Custom Keychron Q6 Pro
    • Mouse
      Asus Rog Spatha X
    • Sound
      Senheiser Momentum 4
    • Operating System
      Windows 11 Pro
     

 

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