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Question Good 5000 CPU to pair with a 7900 XTX ?

Jul 19, 2023
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I currently have a Ryzen 7 3700X and a Sapphire 7900 XTX Nitro GPU. I am aware that this CPU can be a bottleneck to this GPUs performance and wonder if anyone could suggest a Ryzen upgrade from my current CPU. I don't want to have to change my MOBO so I would assume a 5000 series would be my best option. Could anyone suggest a better one or would the Ryzen 7 5700X be a capable pairing?
 
Pretty much any Ryzen 5000 CPU will do here. If you want the most value for gaming, the 5600X. If you want the best CPU for gaming, the 5800X3D (or if you're near a Micro Center and they still have one, a 5600X3D). If you still want to do productivity tasks, then a 5900X or 5950X.
 
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I currently have a Ryzen 7 3700X and a sapphire 7900xtx nitro card. I am aware that this CPU can be a bottleneck to this GPUs performance and wonder if anyone could suggest a Ryzen upgrade from my current CPU. I don't want to have to change my MOBO so I would assume a 5000 series would be my best option. Could anyone suggest a better one or would the Ryzen 7 5700X be a capable pairing?
TPU does some of the most extensive game testing of anyone in their CPU reviews so while it's not as powerful a card as your 7900XTX it should give you an idea on the performance scaling (this unfortunately doesn't have the 3700X tested, but it does have the 3600X and 3900X): https://www.techpowerup.com/review/amd-ryzen-7-5800x3d/17.html
 
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Best bang for buck 8 core would be the 5700x, the 5700g isn't bad either but it has intergraded graphics. I personally wouldn't go lower than the 8 cores with a 7900xtx. The 5600x would do good, but with some modern games hammering CPU's and the amount of power that 7900xtx packs, you may run into more situations where you are going to be limited by the CPU if you get the 6 core variant. Though a 5600x is not a bad CPU by any means, but with such a video card, I feel you should have something a little more.

I would avoid the 5800x, not worth it over the 5700x, the 5800x3d is good and worth it if you can find one at a reasonable price, some etailers still have these things marked up a little higher than they should be. The 5900x is a good CPU, but it can be slightly slower than the 5800x3d in some games, but you do get 24 threads to play with which can come in handy if you do a lot of different stuff that can benefit, but not really worth it for just gaming.

Thats my opinion on it, but either 6 core 12 thread or 8 core 16 thread will be a noticeable upgrade over your 3700x in more ways than one.

Good Luck!
 
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TPU does some of the most extensive game testing of anyone in their CPU reviews so while it's not as powerful a card as your 7900XTX it should give you an idea on the performance scaling (this unfortunately doesn't have the 3700X tested, but it does have the 3600X and 3900X): https://www.techpowerup.com/review/amd-ryzen-7-5800x3d/17.html
Thank you, the difference in them in that graph is basically nothing it seems, I play a lot of settlement style games and survival games so overall from the looks of it, £200 extra nearly for only 20 frames is probably not worth it. Maybe when the price comes down for the 5800x3d.

Best bang for buck 8 core would be the 5700x, the 5700g isn't bad either but it has intergraded graphics. I personally wouldn't go lower than the 8 cores with a 7900xtx. The 5600x would do good, but with some modern games hammering CPU's and the amount of power that 7900xtx packs, you may run into more situations where you are going to be limited by the CPU if you get the 6 core variant. Though a 5600x is not a bad CPU by any means, but with such a video card, I feel you should have something a little more.

I would avoid the 5800x, not worth it over the 5700x, the 5800x3d is good and worth it if you can find one at a reasonable price, some etailers still have these things marked up a little higher than they should be. The 5900x is a good CPU, but it can be slightly slower than the 5800x3d in some games, but you do get 24 threads to play with which can come in handy if you do a lot of different stuff that can benefit, but not really worth it for just gaming.

Thats my opinion on it, but either 6 core 12 thread or 8 core 16 thread will be a noticeable upgrade over your 3700x in more ways than one.

Good Luck!
Yeah, the 5700x is looking to be the best option for me it seems, the 5800x I assumed was just such a minute amount it's not worth and the 5800x3d, £200 more nearly for what is like a 20 FPS increase just isn't worth it for me. Thank you for all your help guys!
 
Thank you, the difference in them in that graph is basically nothing it seems, I play a lot of settlement style games and survival games so overall from the looks of it, £200 extra nearly for only 20 frames is probably not worth it. Maybe when the price comes down for the 5800x3d.
I'd suggest seeing if anyone has benchmarks for the games you do play as there are anomalies. Off the top of my head MS Flight Sim and Factorio really leverage the cache on the X3D to an extreme. If nothing you play falls into that edge case then for sure save the money, PBO the 5700X and enjoy.
 
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I went from a 3700x to a 5700x. Still want the 5800x3d but I'm really not playing any games at the moment. 5700x was a solid noticeable upgrade, played around with power settings, undervolting and overclocking. Works really well and is easy to keep cool.
 
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I'd suggest seeing if anyone has benchmarks for the games you do play as there are anomalies. Off the top of my head MS Flight Sim and Factorio really leverage the cache on the X3D to an extreme. If nothing you play falls into that edge case then for sure save the money, PBO the 5700X and enjoy.
I struggle to find many b ench marks form my style of games.

I play cities skylines, wandering village, farthest frontier, good company, Dota 2, Minecraft, timberborn.

Many of my games are simulation and usually I'm modding for fun too.

I believe the 5800x3d is going to be my best option in all honesty for these. I may even need to invest in more RAM perhaps? Is 64gb going to have much of an effect on them games Vs 32gb?
 
I went from a 3700x to a 5700x. Still want the 5800x3d but I'm really not playing any games at the moment. 5700x was a solid noticeable upgrade, played around with power settings, undervolting and overclocking. Works really well and is easy to keep cool.
Hard to assess because of my game style. It's hard with things like this for me because no one seems to benchmark the games I play or similar haha
 
I struggle to find many b ench marks form my style of games.

I play cities skylines, wandering village, farthest frontier, good company, Dota 2, Minecraft, timberborn.

Many of my games are simulation and usually I'm modding for fun too.

I believe the 5800x3d is going to be my best option in all honesty for these. I may even need to invest in more RAM perhaps? Is 64gb going to have much of an effect on them games Vs 32gb?
Yeah I'd bet the extra cache would have a pretty big impact on those games.

I doubt moving to 64GB would be noticeable unless something insane with mods was going on. I know minecraft especially can do weird stuff, but I'm not sure it'd be worth the upgrade there.

The X3D CPUs are more forgiving about DRAM performance so if you do look for an upgrade here don't worry about buying an expensive kit. Do keep in mind you do not want mismatched memory in your system.
 
Yeah I'd bet the extra cache would have a pretty big impact on those games.

I doubt moving to 64GB would be noticeable unless something insane with mods was going on. I know minecraft especially can do weird stuff, but I'm not sure it'd be worth the upgrade there.

The X3D CPUs are more forgiving about DRAM performance so if you do look for an upgrade here don't worry about buying an expensive kit. Do keep in mind you do not want mismatched memory in your system.
Yeah I figured the x3d would excel in this area.

Being the case, I'll leave the RAM upgrade until I eventually move on to AM5/AM6. What ever the current platform is when I decided to move on

Thanks muchly