Nvidia bit the hand that fed them (TSMC) hence not using TSMC 7nm or 5nm. Turns out complaining publicly about your manufacturing partner year after year causes

Nvidia bit the hand that fed them (TSMC) hence not using TSMC 7nm or 5nm. Turns out complaining publicly about your manufacturing partner year after year causes them to allocate their wafer starts to your competition (AMD, Apple, etc).