EP95 AI 基礎建設的最後一塊拼圖:Roundhill Memory ETF,美股代號 DRAM episode artwork

EPISODE · May 22, 2026 · 5 MIN

EP95 AI 基礎建設的最後一塊拼圖:Roundhill Memory ETF,美股代號 DRAM

from 楊博財金:揭密投信基金操盤絕技 · host 楊博士 / NICK YANG

很多人談 AI 投資,第一個想到的,往往是輝達的 GPU,或是台積電的先進製程。但如果你從實際的 AI 伺服器出貨節奏來看,真正卡住整個擴張速度的,其實是另一個關鍵:記憶體與先進封裝。想像一下:就算你的 GPU 算力再強,只要資料傳輸的頻寬跟不上,運算核心就只能空轉。這就是為什麼高頻寬記憶體,也就是 HBM,會成為現在市場的兵家必爭之地。HBM 必須透過矽中介層,跟 GPU 緊密封裝在一起,這對製程、材料、產能都提出了極高的門檻,也讓記憶體產業在這一波 AI 浪潮中,拿到了前所未有的定價權。在 2026 年 4 月初,美國市場出現了一擋全新的 ETF:Roundhill Memory ETF,代號 D R A M。 -- Hosting provided by SoundOn

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