00:39
2026-08-29
dev.to
machine-learning
Gemma 4 in Pure JAX: What Ports from TPU to GPU, and What Doesn't
A developer's hand-written Gemma 4 port in pure JAX runs across TPU v5e/v6e and NVIDIA T4G GPUs, revealing that while most of the code is portable, two hardware-specific issues break the abstraction. …