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5 reasons Resizable BAR is vital for getting the most out of your GPU
Resizable BAR can provide you with an instant boost in gaming performance
Resizable BAR or ReBAR began gaining attention in early 2021 when Nvidia and AMD decided to implement it on the RTX 3000 and RX 6000 series GPUs, respectively. Put simply, it's an advanced PCI-e technology that improves the handshake between your CPU and GPU by allowing the former to access the entirety of the framebuffer (VRAM) in one go instead of making multiple small transfers.
