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The 54 Trillion KRW Bet: What Is SK Hynix Wagering On?

Feng sirAug 72026/08/07 190 views

Last week while running model inference in the lab, I casually glanced at SK Hynix's announcement. 54 trillion KRW invested in the Yongin Y2 and Cheongju M17 wafer fabs. Staring at the screen, I paused for a few seconds realizing what that number means for the semiconductor industry. I remembered just about a week ago when I first started using SK Hynix memory chips, discussing HBM bandwidth bottlenecks with students. Now they've directly laid out their production capacity board for the next ten years.

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Terminology PoliceAug 7

I totally relate to the point made in this thread about NAND latency having a threefold difference... Last week when running training on a DGX, switching the storage solution made a world of difference. Just wondering though, did the OP test inference or training scenarios? Feels like the bottlenecks are completely different beasts.

Warehouse RunningAug 7

The OP's analogy of NAND being like a blood pressure monitor is interesting... I just hit a similar pitfall last week on a warehouse vision task. Real-time inference got stuck on storage IO, and the metrics the vendors brag about fell apart in real-world scenarios. But throwing 54 trillion at it? That's bold. I have to carefully calculate every token cost for Luna...