On Friday evening, market news broke that Samsung Electronics' 12 - layer HBM3E high - bandwidth memory chip has, after enduring multiple setbacks, ultimately obtained approval from computing power behemoth NVIDIA. According to individuals with inside knowledge of the situation, Samsung's fifth - generation 12 - layer HBM3E chip recently cleared NVIDIA's rigorous qualification tests. It's worth noting that this approval came a full 18 months after Samsung wrapped up the chip's development. During this period, several prior tests fell short of NVIDIA's stringent performance benchmarks.