Question Advice needed to help me choose between an A620 or a B650 board ?

taneryurttas_67

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Sep 3, 2021
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Hello,

I am in the process of building a gaming PC and have finalized some of the components:

CPU: Ryzen 5 7500F

GPU: RTX 4060 Ti


My goal is to choose a motherboard that provides stability, does not have overheating issues, and allows for future upgrades, such as upgrading the CPU or GPU. During my research, I came across two main chipset options:

1. A620

More affordable

Does not support overclocking

No PCIe 5.0 support


2. B650

More expensive

Supports overclocking

Has PCIe 5.0 support


Here are my questions:

1. Is it necessary to perform a small overclock on the Ryzen 5 7500F, or are the stock speeds sufficient?


2. In the future, if I decide to upgrade the GPU, will the lack of PCIe 5.0 support significantly affect performance?


3. Are A620 motherboards sufficient in terms of performance and stability, or is it worth investing more in a B650 motherboard?



I need to manage my budget carefully, as the exchange rate in my country is high (1 to 35), which makes the prices significantly higher compared to international markets.

I would greatly appreciate your advice and recommendations regarding motherboard selection.

Thank you in advance!
 
Is it necessary to perform a small overclock on the Ryzen 5 7500F
No.

or are the stock speeds sufficient?
Only very small portion of all PC users actually OC their CPU. More for the bragging rights than for actual performance increase. Since modern day CPUs are so efficient, that you can only get ~200 Mhz OC over boost clocks. But 0 real world difference.

In the future, if I decide to upgrade the GPU, will the lack of PCIe 5.0 support significantly affect performance?
No.

At best, 1% - 3% performance reduction, depending on the reso you look at.

Further reading: https://www.techpowerup.com/review/nvidia-geforce-rtx-4090-pci-express-scaling/28.html

In that link, you can see the current day best GPU, RTX 4090, that uses PCI-E 4.0 x16, and it was slotted into different MoBos. While in PCI-E 3.0 x16 slot, where theoretical bandwidth is only 50% of the PCI-E 4.0, the actual performance hit was 1% - 3% (depending on reso). This little impact is due to the fact that GPU will not utilize the full bandwidth of the PCI-E slot. Instead, it has a lot of headroom.

Are A620 motherboards sufficient in terms of performance and stability
No.

A620 is barebones, entry-level, low end chipset. Poor reliability too. But cheap price.
B650 is average, mid-tier chipset. Good enough for most people.
B650E is upgrade of the B650. E stands for Extreme. Has some additional features.
X670 is high-end chipset with lots of features. Expensive but almost best out there.
X670E is top-end, upgrade of the X670. Essentially best what money could buy (even more so, if you go with absolute top, like MSI Godlike MoBo, which will cost an arm and a leg).

As with all things, if you pay peanuts - you will get monkeys. So, up to you, if you're willing to deal with monkeys (by getting A620 chipset).

2023-04-22-image.jpg
 
My goal is to choose a motherboard that provides stability, does not have overheating issues, and allows for future upgrades, such as upgrading the CPU or GPU.
The motherboard is more about future CPU upgrades, as Aeacus mentioned above it makes no difference to the GPU. The main thing is the motherboard voltage regulation modules, so depending how robust these are will determine how powerful a CPU the motherboard will support.

I think you should look for a B650 motherboard that has some heatsinks on the VRMs if you want stability.
 
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