overclocking ram on b660?
Just now, kerriya said:will overclocking ram work on b660 motherboard with a non k cpu?
Yes but actually no. B660 itself has no issue with RAM overclocking, I've gotten DDR4 4000 CL16 stable on a B660 board without too much effort, but the issue comes with non-K CPUs. The non-K chips technically do support RAM overclocking, you can run memory speeds higher than the 3200MT/s official stats, but the issue that comes into play with the non-K chips is that they don't have support for adjusting memory controller voltages. When trying to do memory overclocking on 12th gen DDR4, there are two different voltages you need to raise in order to get it stable, VDDQ TX and VCCSA. On the locked SKUs, however, those voltages are locked, so getting any sort of impressive speed in Gear 1 is rather difficult. If you switch over to Gear 2, then you can get some more decent speeds, but Gear 2 has such a massive latency penalty that the speed bump you get doesn't make up for the performance loss.
If you're doing DDR5, then it's not too much of a concern, you generally don't need to touch those voltages until you're trying to get speeds above 6600MT/s, but on DDR4 those CPUs practically speaking don't support memory overclocking.
11 minutes ago, kerriya said:and if it will which ram should i choose? budget is 75$.
DDR4 or DDR5? For the most part you should just stick to a kit of 3200 CL16 as that should work on all non-K CPUs and be pretty inexpensive (also generally good enough performance for most situations). 3600MT/s is about 50/50 whether it would work or not, so if it's not too much more expensive you could take the gamble and go for that, but whether it's worth it or not is up to you. If you go DDR5, though, you're not gonna get a good kit for $75.

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