The "AVX fix" refers to both an from Relic Entertainment/Microsoft and unofficial community workarounds . This report details the issue, the fixes, and their current status.
AVX is a set of instructions that allows for more efficient processing of floating-point and integer operations. It was introduced by Intel in 2011 and has since become a standard feature in modern CPUs. AVX enables games and applications to utilize the CPU's vector processing capabilities, leading to improved performance and responsiveness.