I overclocked my DDR4 3200MHz ram (F4-3200C16S-8GVSB) (x2 for total of 16GB ram). Software identified this ram as F4-3200C16-8GVKB. It is labeled as 3200MHz ram, stock appears to be 2133MHz with an XMP profile that is set for 3200MHZ C16 (16 18 18 38) at 1.35V.

Software also identified it as Samsung B Die but I am not convinced after research. I believe this is bad bin B die that was down-rated to D die and then sold. Essentially I believe I have very high quality D die ram, as I am able to overclock it very well and my temps are idling around 32-34 degrees at 1.5V OC'd to 3800MHz I raised my timings to the pictures shown,

Everything after tFAW was just set to auto in the other than me enabling 1T and Gear Down Mode.

Should I try to tighten the timings more or just count my blessings here and move on? I mainly play Classic WoW on a Ryzen 7 3700x Zen 2 Asrock P550 Pro 4. Classic WoW is very single core performance sensitive and I found that my FPS in crowded city areas improved drastically as I raised ram frequency (in addition to limiting WoW to only play on cores 4-7 and keeping it off of cores 0-3. My fps in cities when crowded would sometimes drop to 60-70 when I was accustomed to playing on a 165hz monitor that I typically have set to 120hz. I like to maintain above 100 in crowded cities/raids/battlegrounds and found overclocking the ram to be incredibly effective at helping my processor achieve its full potential.

1 Comment

  1. ikillpcparts

    Pretty much all of your tertiaries can come down, but without knowing exactly which die it is we can’t know what the lower bound is on your timings. Also, If it is B-die, it’s always B-die. D-die is a different revision entirely; you can’t ‘downrate’ the design inside.

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