SK hynix is a company that designs, manufactures, and sells memory semiconductors. It produces DRAM and NAND flash as its core products, and supplies the memory required for artificial intelligence computing through its high bandwidth memory (HBM) products. HBM is paired with GPUs and other components to be used in training and inference for large-scale AI models. SK hynix is the company that directly designs and mass-produces HBM, which distinguishes it from companies such as NVIDIA that incorporate HBM into their final systems.
Current rank (1M)
42
Rank over the last 30 days
2026.08.20 – 2026.09.18 · High 37 · Low 67 · Now 42
Requests to V4-Pro, released only a month ago, move to the new model on September 14. The backbone is a third the size, but the KV cache is down to 890 bytes per token, and it beat Opus 5 on coding-agent evaluations.
The remark came at a press briefing in Seoul. OpenAI named Samsung Electronics as one of ChatGPT's largest deployments, but disclosed no volumes, process nodes, or contract terms.
Two or three units connect directly with QSFP cables, but four require a switch. NVIDIA's official documentation now includes an approved cable list and an automatic setup tool
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