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Posted

I haven't yet seen any Samsung-based Kingston DDR4.

Samsung has always been a rare sight on Kingston for business reasons so it's highly unlikely that we will get retail E-die HyperX.

Posted

I ran high memory voltages (2.5V+ DDR3) with every generation of Intel's IMC without any signs of damage to either memory or the processor. So I see no reason to think that things are going to be different with Skylake.

Guest Bullant
Posted (edited)
Trcd/rp, how important is it to have these as tight as they can go, if at all? i.e, is it worth sacraficing 200mhz and possibly one CL value to drop these down a touch.

 

You have to find a balance,trcd-trp tighter will help 32m for sure but you can run say run little higher MHz with one higher trcd-trp to make up tighter trcd-trp and lower MHz.With xtu trcd not so important well I think it does help but you need to aim for high MHz and play with subs

 

So depending on the bench being used you just need to find a balance high little loose vs little lower tighter ,is a good idea to have all sub timings dialled in for what ever balance your trying this way you can see the difference,change things one thing at a time and check eff take notes and carry on....

 

Oh and always have rtls,iols correctly don't let one go wild,Cl will be important on 32m as tight Cl = tight rtl,it helps xtu a little maybe but not as much as 32m,would have to test the points difference,it really is all balance

Edited by Bullant
Posted

Perfect Bullant, thanks. Yeah, when i was tightening up my 3600c11 profile on Z170 32m times were reducing until i hit thirds. Pretty sure screwing a few of these tight had an adverse effect but wasn't entirely sure due to running in win10, although seemed fairly consistent tbh. When i did rtl/iol at the end it made a massive difference.

 

I can run 3400-11-18-18 on x99 with these ripjaws v but with all you hynix guys somewhere around 11-14-15 at 3200 it made me ask the question. Chip will be used for 3d so as per Steponz's suggestion i'll switch to 3d physics for testing, can't believe i didn't think of that for myself! School boy error. :)

Posted

It's related to one stick failing hard at tRCD/tRP, unfortunately. Will do some single stick checks when I have time - doing some testing on X99 in order to differentiate between tRCD and tRP would be interesting as well.

  • Administrators
Posted

I think there is no information on Samsungs on difference on trcd and trp so far, might indeed be interesting - on trcd, this is extremely funny, even my d-die 3200s random kits could do 1866 TRCD18, Team seems to have failed hard especially when I see specs of 18-20 at 3866 at shop. But good sticks on cas, 2k c11 is strong

Guest Bullant
Posted
Just a bit of training and winboot, these Sammies sure are flexible. I guess RTL will have to be relaxed for stability, will check this out another day.

 

20151020-14341564sjn.png

 

Looks good aero

Guest Bullant
Posted

Finally got around to testing little 32M all air... and memorys @ 1.67v,little more fine tuning and should see close to 22 flat at cl12 3600 ,will try more soon

 

Kingston AFR

ajwmpw.png

Posted
Finally got around to testing little 32M all air... and memorys @ 1.67v,little more fine tuning and should see close to 22 flat at cl12 3600 ,will try more soon

 

Great time bull! My MFR are sobbing in the corner, over here at 1800MHz no volts no fun.

 

7_23_437_hwbotzksyi.png

Posted

I know you guys are keeping tight tertiaries to yourselves but do you mind sharing some loose ones? I'm having issues pushing anything better than 3200C15 and I'm thinking it may be down to my board setting bad auto values. Since I don't trust the values it sets/shows, I don't have a lot to go off of in BIOS. Mainstream GB board, no profiles or anything.

 

Thanks :)

Guest Bullant
Posted (edited)
I know you guys are keeping tight tertiaries to yourselves but do you mind sharing some loose ones? I'm having issues pushing anything better than 3200C15 and I'm thinking it may be down to my board setting bad auto values. Since I don't trust the values it sets/shows, I don't have a lot to go off of in BIOS. Mainstream GB board, no profiles or anything.

 

Thanks :)

 

I really only just started 32m for effiencey so I have lot to test myself mate,your gigabyte board "gigabyte"needs bios profiles and it's something that needs to be looked at very quickly for ddr4 seeing that most users will try to push memory

 

It just needs a couple of guys to sit down for few days testing and compare setting with each other to confirm it all works.They would need few different ics to test

 

I haven't used your gigabyte board so have no idea how it trains memory or what it's setting mate

 

Nice work aero

Edited by Bullant
Posted (edited)

Using the Z170X-UD5 right now. I'm brand new to DDR4 so I have a lot to learn. I didn't get to ease into it with X99!

 

Thank Mr. Bull... hopefully once more and more people get the SOC Force there will be a good DDDR4 tuning thread.

Edited by xxbassplayerxx
Guest Bullant
Posted (edited)

Spent another 20 minutes on it tonight,all air 1.68v,more to come....

 

wwx1.png

 

 

Edit ran one more same settings 1.68v,lots to keep testing

 

wwx2.png

Edited by Bullant

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