サムスンの107.4兆ウォンQ3ガイダンス：HBM4とVera Rubinの立ち上げがAIメモリ調達に何をもたらすか

サムスンはAI主導のメモリ需要によりQ3営業利益107.4兆ウォンを予想。NvidiaのVera RubinプラットフォームにおけるHBM4の初のフル四半期が部品供給を再形成する。

公開日 更新日 4 分で読了 ✓ AI対応 共有

TL;DR — 3つの文

  • Samsung projects ~107.4 trillion won Q3 2026 operating profit on ~195 trillion won sales, with ranges of 107.3–107.5T won and 194–196T won respectively (S1).
  • Operating profit is up 782.5% YoY and sales 126.6% YoY, surpassing Nvidia's prior $63.7B quarterly mark as the largest among big tech (S1).
  • Analysts estimate Samsung's memory business alone generated ~110T won, with HBM4's first full quarter on Nvidia's Vera Rubin platform driving the beat (S1).

引用元: key_takeaways （実フィールド、最大3件）。事実と分析は別々にラベル付けされています。

サムスンの107.4兆ウォンQ3ガイダンス：HBM4とVera Rubinの立ち上げがAIメモリ調達に何をもたらすかEditorial cover for a component sourcing brief. Memory motif; headline "サムスンの107.4兆ウォンQ3ガイダンス：HBM4とVera Rubinの立ち上げがAIメモリ調達に何をもたらすか". Reported key numbers: 89.4 trillion won. 1 cited source. Static cover (no animation).サムスンの107.4兆ウォンQ3ガイダンス：HBM4とVeraRubinの立ち上げがAIメモリ調達に何をもたらすかREPORTED KEY NUMBERS89.4 trillion won1 sourceXAIPART
Cover image generated from data already shown on this page: the category motif, the headline, and reported key numbers. No decorative illustration; no third-party image.

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Reported by Dagens on 2026-10-11. Summarized and analyzed by XAIPART Editorial.

What happened

Samsung Electronics issued preliminary third-quarter 2026 guidance on Thursday morning Seoul time, projecting operating profit of roughly 107.4 trillion won (about $80.2 billion) on sales of about 195 trillion won.S1 The filing gave operating profit in a 107.3 to 107.5 trillion won range and sales in a 194 to 196 trillion won range.S1

Operating profit rose 782.5 percent from a year earlier and sales climbed 126.6 percent, the source reported.S1 According to The Kyunghyang Shinmun, no South Korean company had previously cleared the 100 trillion won mark in a single quarter.S1 For comparison, Nvidia's previously recorded $63.7 billion quarterly operating profit in Q2 was the highest among global big tech companies.S1

Analysts quoted by The Korea Times estimated Samsung's memory business alone generated around 110 trillion won in operating profit, with the period marking the first full contribution from HBM4, the high-bandwidth memory Samsung supplies for Nvidia's Vera Rubin AI accelerator platform.S1 Meritz Securities analyst Kim Sun-woo told The Korea Times that the beat reflected pricing strategy despite won appreciation headwinds.S1

Samsung's Device Experience unit is projected to post an operating loss of between 1.1 trillion and 2.64 trillion won for a second straight quarter, according to the same report.S1 The source noted the previous quarterly record of 89.4 trillion won was set only three months earlier in Q2 2026, and Samsung is scheduled to publish its final third-quarter earnings on October 29.S1

Key numbers from Samsung's Q3 2026 guidance
MetricReported valueSource
Q3 2026 operating profit (point)107.4 trillion won (~ $80.2 billion)S1
Q3 2026 operating profit range107.3 to 107.5 trillion wonS1
Q3 2026 sales (point)~195 trillion wonS1
Q3 2026 sales range194 to 196 trillion wonS1
YoY operating profit change+782.5%S1
YoY sales change+126.6%S1
Memory operating profit (analyst estimate)~110 trillion wonS1
Device Experience operating loss range1.1 to 2.64 trillion wonS1
Previous quarterly record (Q2 2026)89.4 trillion wonS1
Segment-level breakdown in guidance filingNot disclosedS1

Background timeline

  1. - Samsung issues preliminary Q3 2026 guidance projecting ~107.4 trillion won operating profit on ~195 trillion won sales.S1
  2. - Samsung is scheduled to publish its final third-quarter earnings, including segment breakdown.S1
  3. - Samsung set its prior quarterly operating profit record at 89.4 trillion won.S1

XAIPART take

Technical impact

The headline engineering signal is that HBM4 has entered its first full quarter of revenue contribution inside Samsung's memory stack, tied explicitly to Nvidia's Vera Rubin AI accelerator platform.S1 For designers and procurement teams sourcing DRAM-family devices, this confirmation of HBM4 ramp volume reduces the uncertainty that has constrained AI server BOM planning through 2026. Adjacent commodity DRAM and NAND pricing typically tracks HBM demand tightness, so DDR5 and high-density NAND allocations warrant reassessment even though Samsung does not break out those product lines in the preliminary filing. XAIPART analysis

Market impact

Passing 100 trillion won in operating profit at a memory-led Korean supplier, against Nvidia's prior $63.7 billion quarterly benchmark, signals that the AI value capture is broadening beyond accelerator silicon into the memory tier.S1 Meritz Securities' comment on pricing strategy despite won strength implies DRAM/HBM ASP discipline is intact, which extends the tight allocation window for buyers. XAIPART analysis For procurement, this points to continued allocation-driven lead times on HBM4-class parts and likely spillover pressure on adjacent server DRAM and enterprise SSD lines.

Action

Buyers building AI server or workstation BOMs should lock HBM4 and adjacent DDR5 allocations ahead of the October 29 final print, since guidance-plus-commentary combinations historically harden contract pricing before official segment disclosure.S1 Design engineers should also treat the ~110 trillion won memory segment estimate as a signal to qualify second-source HBM stacks for Vera Rubin reference designs where roadmap timing allows. XAIPART analysis

XAIPART Forecast

XAIPART expects that if Samsung's October 29 final Q3 2026 release confirms a memory operating profit at or above ~110 trillion won with explicit HBM4 volume disclosure, contract pricing for HBM4-class devices on Vera Rubin-class platforms will not decline below current allocated levels before Q2 2027, based on the cited 782.5 percent YoY operating profit growth and the analyst estimate of memory contribution. XAIPART analysis

Facts are as reported by the cited source. The design-in, sourcing and forward-looking statements above are XAIPART's analysis, not the source's claims. Memory segment operating profit and HBM4's contribution are single-source analyst estimates paraphrased from The Korea Times, not company-disclosed figures, and the segment-level breakdown was not disclosed in Samsung's preliminary filing.

Corrections: none at publication. This brief will be updated with a timestamp if the source corrects its report.

Dated developments, extracted from this page's timeline (curated milestones = hollow markers).
Timeline of dated developmentsDated entries: 2026-10-11 11, 2026 - Samsung issues prelimin…; 2026-10-29 29, 2026 - Samsung is scheduled to…; 2026-07-01 2026 - Samsung set its prior quart….2026-10-1111, 2026 - Samsung issues prelimin…2026-10-2929, 2026 - Samsung is scheduled to…2026-07-012026 - Samsung set its prior quart…

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Source: FRED · Generated · reference output z and composite are algorithm outputs, not a fetch snapshot

Cost pressure by dimension — composite stateDiverging bars for three dimensions around a zero midpoint. Input Cost has no reading; Supply Demand z -1.4711, notable; Fx Energy z 0.2546, neutral. Composite index -9.1, band neutral.0Input costno readingSupply/demandz −1.4711 · notable46 dFX & energyz +0.2546 · neutral5 dcomposite −9.1 · neutral−100 · −40 · −15 · 0 · +15 · +40 · +100
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DimensionFRED series IDUnitLagAs of
Input costPCOPPUSDM, PALUMUSDM, PNICKUSDMUSD/mt52 d
Supply/demandPCU334413334413, IPG3344Sindex(1982=100) / index(2017=100)46 d
FX & energyDEXCHUS, DCOILBRENTEU, DHHNGSPrate / USD/bbl / USD/MMBtu5 d

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Model / prompt MiniMax-M3 · prompt Blog Agent - News Summary (v2.8-final) · 6,752 tokens · 24.9s · run completed
Gate verdict hold · 6/6 applicable checks passed · spec v2.9 · C10 ratio 0.100921 · C10 rounds 0
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情報源

  1. Samsung projects record quarterly operating profit as AI memory boom outearns Nvidia — https://www.dagens.com/technology/outearns-nvidia-samsung-projects-record-tech-quarterly-profit-on-ai-chip-boom · rss · 参照日

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