Looking for advice on bottlenecking

Lictalon

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Nov 25, 2014
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Hi all - Looking for some advice in identifying the source of on-going lag during gaming.

My rig is a little over two years old, but has held up well. I use it primarily for gaming, with some work and everyday usage on the side. Primary components are as follows:

AMD FX-8150
GIGABYTE GA-970A-D3 AM3+
Kingston 8 GB (2x 4GB) DDR3 PC3 PC1333
GIGABYTE GV-N970G1 GTX 970 4GB
850W PSU
Win7 Home Premium

Recently I have been experiencing some lag and graphical artifacts on newer games and figured it was time to upgrade the GPU (particularly because of the artifacting, but also due to age and the next generation of cards becoming available). I went with a Gigabyte GTX 970 as it fit my price point and needs regarding power and benchmarks (with fairly solid reviews). After installation, there is a stark improvement in graphical fidelity (as expected) but I am still hitting rough patches of stuttering and frame rate drops when there is a lot of activity on screen. Adjusting visual settings lower helps reduce this at a cost of FPS, but doesn't eliminate the problem entirely.

Having eliminated the GPU from the equation, I'm left trying to determine which of the remaining components is the culprit for the slowdowns. Overall temps for the unit are well within normal levels, and I verified all drivers are up to date and streamlined windows settings to maximize performance. The CPU is not currently overclocked as I hadn't really felt the need to do so, but could be if needed, as I have sufficient cooling in the rig. I found some hotfixes for the CPU to improve threading, but it doesn't seem to make a significant impact.

Should I be looking at more/faster memory or is it time to upgrade the CPU? Could the motherboard be bottle necking them both?

I don't want to just keep throwing parts at it without a better idea of the best practice, and would greatly appreciate any advice from the collective here at Tom's.
 
overclocking is your only real option. once that is overclocked it will be just as good as any other CPU you could purchase for your board. you should be able to hit 4.5 without to much of an issue

for example:
http://www.overclock.net/t/1349541/recommended-oc-settings-for-amd-fx-8150-zambezi


other than this it is a trip to intel and an i5 and a new motherboard

lately allot of games are having issues with AMD and using all of there cores. I put the fault on the game developers and hope that some game patches fix this in the near future.

i think intel is doing a little better just because they are so far ahead on per core performance that it is just covering up some bad programming by game developers.
 
even if you oc it to 4.5ghz it still wont match a 8350 in performance and a lot of people are getting issues with gpu's stronger than a 280x and the 8350.

any money spent on a cooler or faster ram witch is also one of your issues but you would need a 83xx for that because the 8150 is a horrible with supporting faster ram..

after you spend all this money you could have just got a non k i5 on a h97 and be happy instead of flipping a coin.
 
http://www.tomshardware.com/answers/id-2388512/amd-8150-cpu-bottleneck-msi-gtx-970-bad.html

You're not alone. A simple google search attests to that.

My advice: Buy a 49.99 1150 PC Mate: Simply Amazing Price to Performance Ratio
http://www.amazon.com/MSI-Motherboard-Motherboards-B85-G41-MATE/dp/B00D12OASW/ref=sr_1_4?ie=UTF8&qid=1416943494&sr=8-4&keywords=1150+pc+mate

2x PCIX1; 2X PCIX16; 2XPCI

Then, buy an i5 4570 for 196.99
http://www.amazon.com/Intel-Quad-Core-Processor-Graphics-BX80646I54570/dp/B00CO8TA4I/ref=sr_1_3?ie=UTF8&qid=1416943559&sr=8-3&keywords=i5

3.4 GHz, 3.8GHz turbo. 4 Cores

That will set you back ~245.98. That motherboard was 89.99 not long ago.
 
Thank you all for the responses and advice. Definitely going to go the Intel route for the next build; AMD fit the budget when I built this one originally, but all signs point towards Intel for performance in gaming. It looks like OC will help mitigate it in the short term until after the holidays, at which point I'll have room in the budget to start a new build.