Question Wanting to swap from Intel (14700k) to AMD (7800X3D or 9800X3D) ?

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Just looking to try somethin new, nothing wrong at all with my rig. I'm aware new chips are coming, I've been drooling over the new motherboards for both AMD and Intel brands. I'm eventually moving from my 4090 to a 5090 at the same time I'm wanting to min/max the benefits of the GPU as I play in 4k on a LG C4 and wanting to have my framerate stay a solid 144fps in the more demanding titles without turning down the graphics. Realistically I don't need to change anything 14700k, with a Aorus Z690 Ultra and DDr5 6200, me upgrading to a new MB, CPU, and Higher frequency memory might get me a whole 20 fps lol.

I'm more familiar with intel currently, so I'm looking for some feedback on how AMD operates. My preference is a new x870/e board currently, mostly looking at the Asrock Nova or Taichi Lite as it seems the PCI lane layout is great on those. I understand that the 7800x3d and x670 boards don't have much stability with memory speeds above 6000-6400mhz, would this change slapping a 7800x3d in a x870 board? What temps can I expect from an AMD chip using a 360mm AIO during gaming/benchmark sessions?

I just moved to a tower 600 case, and its a little warmer than a standard case lay out, so I do want a slightly cooler running chip. 14700k hits 80C on occasion in benchmarks using a 360mm Phanteks with D30s. I'm slowly reducing those temps as i adjust fan curves and fan lay out, I did drop it to 72C , previous case was running 64C.

Any feedback is greatly appreciated.
 
Any feedback is greatly appreciated.
I wouldn't swap anything actually, in fact if you must spend on anything, it should come after the RTX5090 is announced.

14700k, with a Aorus Z690 Ultra and DDr5 6200
You could net a little more FPS if you had a tight latency kit running at DDR5-6600Mhz, and with two sticks. As of now, you've merely stated the ram's frequency, not it's specs.

Maybe you could go with a traditional layout case as you purchase as of this moment, something with an meshed front panel. Intel's processors are hot headed, true, but I wouldn't drop any money on a platform change so close to CES 2025.
 
Any feedback is greatly appreciated.
I wouldn't swap anything actually, in fact if you must spend on anything, it should come after the RTX5090 is announced.

14700k, with a Aorus Z690 Ultra and DDr5 6200
You could net a little more FPS if you had a tight latency kit running at DDR5-6600Mhz, and with two sticks. As of now, you've merely stated the ram's frequency, not it's specs.

Maybe you could go with a traditional layout case as you purchase as of this moment, something with an meshed front panel. Intel's processors are hot headed, true, but I wouldn't drop any money on a platform change so close to CES 2025.

You're probably right, I should do reverse order and upgrade after the 5090. I prefer to pair my GPU and MB manufacturers together as I've done with Gigabyte.

I could probably bump the memory speed, I'm using a 48gb Corsair Titanium kit standard xmp2 profile set, haven't attempted too much tweaking due to the fact I struggled to get much stability at 6400 before with a G.skill 32gb kit.

I did contemplate a larger radiator swap and squeezing a 420mm radiator into my case, might drop a whole 2-3C if I'm lucky. Spending 114$ on Artic Liquid freezer 2 and mounting my D30s to it, Unless Artic fixed the freezer 3 plate design for intel I wouldn't be opposed to the newer model.

Either way I do appreciate the feedback, I just like to tinker and typically I just buy and resell my used equipment to coworkers, so out of pocket I might spend 300-500$ for new gen tech half the time anyways.
 
I just like to tinker
If the money's burning a hole in your pocket and nobody is likely to dissuade you, give it a whirl. Perhaps if you're going to run identical apps on both machines, it's a pointless exercise, but who cares?
I understand that the 7800x3d and x670 boards don't have much stability with memory speeds above 6000-6400mhz, would this change slapping a 7800x3d in a x870 board?
When I built a 7950X system back in Dec 2022, I purchased a 2x32GB DDR5-4800 kit with no fast XMP settings. Anything else I could find locally was too expensive. Yes, I loseout on speed, but I gain on stability for long rendering sessions lasting more than 24 hours.

As for running high XMP settings on X670 or X870, check reviews where people have teamed specific RAM with mid to high end boards and your preferred CPU. Of course there's the Silicon lottery and you wouldn't necessarily get the same 'dies' on "indentical" DIMMs with the same part number as the reviewer's RAM, but it's a guideline before buying.
 
If the money's burning a hole in your pocket and nobody is likely to dissuade you, give it a whirl. Perhaps if you're going to run identical apps on both machines, it's a pointless exercise, but who cares?

When I built a 7950X system back in Dec 2022, I purchased a 2x32GB DDR5-4800 kit with no fast XMP settings. Anything else I could find locally was too expensive. Yes, I loseout on speed, but I gain on stability for long rendering sessions lasting more than 24 hours.

As for running high XMP settings on X670 or X870, check reviews where people have teamed specific RAM with mid to high end boards and your preferred CPU. Of course there's the Silicon lottery and you wouldn't necessarily get the same 'dies' on "indentical" DIMMs with the same part number as the reviewer's RAM, but it's a guideline before buying.
Money always burning a hole in my pocket lol. Wish I made more to offer what I consider a good deed for the workplace lol. Past 4 years in my work department, I've built 5 machines (intel rigs) for myself and as new hardware launches, I upgrade and sell the old stuff for super reasonable prices. In doing so now I got a fleet of friends to play World of warships with lol.... and other games naturally.

As far as the XMP, I've been following the overclocked forums pretty closely on mem timings and speeds on the new X870 boards. Haven't seen too much real-world data just yet as far as gaming goes as to what gains AMD presents migrating from 6000- 8000+ as the new standard. I would imagine is within 1% fps wise, same applies for the new chips especially when playing in 4k.