One of the less talked about open-source graphics drivers talked about is Etnaviv as the reverse-engineered, community-based driver providing OpenGL/GLES support for Vivante graphics IP. While it’s still working towards OpenGL ES 3.0 compliance, its performance is currently in some cases competitive — and even outperforming — the Vivante proprietary driver…

Source: Phoronix – Open-Source Vivante Driver In Some Cases Outperforming Proprietary Driver