Overclocked my ram to 2666, then what?

Mar 8, 2018
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I have a 4x2gb kit of hyperx fury and overclocked it to 2666mhz without changing the voltage or timings. Since i have a ryzen system i think i can get a bit more if i overclocked it a bit higher, so what should i do? How much should i incrementaly decrease the timings and increase the voltage? Or, without messing with the timings, how much should i increase both the speed and the voltage? I'm relatively new to this but i'll try to understand. Thank you
 
Solution
I am not familiar with the Ryzen 3 1200 or how you get the 3.6 GHZ ( just multiplier or a combo multiplier and Front bus frequency increase, and how did you get the increase in DDR4 frequency to 2666 MHz? don't think it has an XMP profile for that.
Any way in general in the matter of memory overclock, for stability concern, it is safer to boost the voltage few mV and increase the timings slightly aligning them with the usual timings for a downgraded XMP profile to 2400 of the average DDR42666 memory you find on the market : I would run some memory stability test or go with CL16-16-16 @ 1.225 V, or CL16-17-17 @ 1.225 V for example or @ 1.2 V
Mar 8, 2018
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Sorry, I have a ryzen 3 1200 clocked @3.6ghz, msi b350 pc mate, 2x4gb ddr4 hyperx fury (HX424C15FB/4) oc'd to 2666mhz at stock voltage, gigabyte r9 390, 1tb toshiba hdd, 620w seasonic m12ii.

 

R0GG

Distinguished
I am not familiar with the Ryzen 3 1200 or how you get the 3.6 GHZ ( just multiplier or a combo multiplier and Front bus frequency increase, and how did you get the increase in DDR4 frequency to 2666 MHz? don't think it has an XMP profile for that.
Any way in general in the matter of memory overclock, for stability concern, it is safer to boost the voltage few mV and increase the timings slightly aligning them with the usual timings for a downgraded XMP profile to 2400 of the average DDR42666 memory you find on the market : I would run some memory stability test or go with CL16-16-16 @ 1.225 V, or CL16-17-17 @ 1.225 V for example or @ 1.2 V
 
Solution
Mar 8, 2018
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I saw a post that this ram can be overclocked to 2666 without changing anything so i did and have tested it with stability, and no it doesn't an xmp for 2666. The post also tried changing the timings to 15-15-15-36 @1.35V said it worked but unfortunately for me it didn't. So i just wanna push it a bit more maybe to 2800 but i don't know what to change. Thanks for the advice

 

R0GG

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Thanks for the update as well, how did you overclock it just by selecting a frequency from a drop menu? if it's stable that's great, you could increase the frequency to 2800 but definitely would touch up on the timing and the voltages a little bit, it seems there is a real benefit of memory overclock with ryzen 3 1200 and 2666 seems to be the sweet spot for an average of a 5% increase in performance >> Ryzen 3 GAMING Performance & MEMORY Speeds... 2133 Vs. 2666 Vs. 3200Mhz __ https://www.youtube.com/watch?v=B20sgr-zgj0
 
Mar 8, 2018
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Yeah just chose one. I've tried messing with the timing and voltages but no luck. I guess i'l stick with this until i get more info. Thanks so much :)
 

R0GG

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You're welcome, good luck with your overclocking experiments, I know for a small amount of performance increase there seem to be a source of such an enjoyment, maybe because of the feel of pushing the limits of the silicon and the sentiment of free upgrade! I know the feeling as I am a semi retired moderate overclocker: still clutching to my 6 years older rig running an FX-8350 and man what I didn't try to overclock the transistors out of it and the 2133 memory hooked to it in the first years I had it.
 

Karadjgne

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Ram has limits, it's still silicon, just like a cpu, so is still bound by the silicon lottery. No guarantees whatsoever on just how much OC can be applied.
HyperX doesn't really use xmp, it has a propriety controller, it prefers to run at its rated speed, if it's 2400, then it'll run 2400 out of the box, not 2133 with an xmp profile of 2400 like most other ram.

So if your hyperX is 2400 and you got it to 2666MHz manually, theres a good chance due to silicon lottery that that's as high as stable will allow. Especially on a Ryzen, as particular as they are about ram. Many ppl who bought 3000 or 3200MHz ram could only get 2933 and remain stable.

Only 1 way to find out, try it.