32GB RAM won't boost your 4K frame rates.

No.

At 4K, your GPU is screaming for mercy long before your RAM runs out of space. Most AAA titles use 12–16GB of system RAM. Going to 32GB doesn’t change that bottleneck.

The only exceptions are if you’re running heavy mods, streaming, or have 20 Chrome tabs open while gaming. But for pure frame rate improvement? You want a faster graphics card, not more memory.

If you’re already at 16GB, save your money for a GPU upgrade. That’s where the actual gains live.