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Getting to PCI-e 4.0

RyanMcCarley

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Mar 23, 2025
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Ok, so I have a mpg b550 gaming edge wifi (ms-7c91) Motherboard that will support the 4.0 PCI-e that I am looking for but with an AMD Ryzen 3 5300G I believe I am stuck at using the 3.0. Any suggestions for an AM4 AMD chip that I could use that would bring me up the 4.0 PCI-e I am loking for.

Thanks.
Ryan.
 
Last edited:
Any of them? Depends on your budget and use-case. This is too vague of a question.
 
Ok, so I have a mpg b550 gaming edge wifi (ms-7c91) Motherboard that will support the 4.0 PCI-e that I am looking for but with an AMD Ryzen 3 3500G I believe I am stuck at using the 3.0. Any suggestions for an AM4 AMD chip that I could use that would bring me up the 4.0 PCI-e I am loking for.

Thanks.
Ryan.
3500G? To my knowledge that chip doesn't exist. Please share output of CPU-Z.
 
5700x/5800x or 5900/5950 if you want more than 8 cores the first 2 are around £150/180 in the UK the latter between £200-280ish
 
For folding at home I doubt going from PCI-E to PIC-E 4 is going to be a deal breaker
 
@RyanMcCarley
Do you need integrated graphics? If not, just dont buy a G or GT model of the 5000 series.
 
For folding at home I doubt going from PCI-E to PIC-E 4 is going to be a deal breaker
It might not, but It is something I am willing to do. As of right now depending on the work units it gets. I am performing 23%-31% under what others with the 5080 GPU are getting out of it.
 
If you're not using the CPU cores then just throw a 5600/x in there and be done with it
 
It might not, but It is something I am willing to do. As of right now depending on the work units it gets. I am performing 23%-31% under what others with the 5080 GPU are getting out of it.
Ah then that makes more sense, if its purely a solo 5080 then yeah a 5600/5600x will be more than enough.
 
Any of them? Depends on your budget and use-case. This is too vague of a question.

No Its not.

I had years ago also a msi b550 gaming edge wifi. Please note. only the top slot has pcie 4.0. the bottom nvme slot has pcie 3.0.

if you want to use two m2 nvme with pice 4.0 you need a x570 mainboard.

I think those fake mobile APU chips were limited to pcie 3.0. Sorry i'm out of am4 since early 2023.

I would check those spec pages from techpowerup:


especially on the lines with pcie express:

100% pcie 4.0.

should be.

--

YOu have to do the maths. When parts costs as much as a new am5 platform you should switch.

I made a sidegrade from a 5800x to a ryzen 7600x on am5. they perform nearly identical. 8 cores vs 6 core. I even had very good 2x32gib DRAM.

I would only buy the am4 processor when you will never buy any DDR4 DRAM or any graphic card in the next 4 years. And when you are happy with only 1 pcie 4.0 nvme and only 1 pcie 3.0 nvme. am4 was old in 2023 and now its 2025.
 
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