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CapEx is just Memory Tax Now, Deepseek V4 NAND impact

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CapEx is just Memory Tax Now, Deepseek V4 NAND impact

Semi Doped
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Unprocessed episode, you can be the first!
The hyperscaler memory tax quarter.
More CapEx? Pssh. We knew flops needed scaling.
But $25B at Microsoft alone just to pay higher component prices? 
A memory tax. That's the news.
NAND? Sold out. HBM? Sold out.
What we cover:
  • SanDisk revenue +97% sequential.
  • 78% gross margin. Guidance above 80% next quarter.
  • Samsung HBM4 first to ship. Demand outstripping supply.
  • DeepSeek v4 goes SSD-centric. KV cache offloads to flash.
  • Microsoft: $25B of 2026 CapEx is just memory pricing.
  • Jassy: memory shortage pushes on-prem to AWS.
  • Qualcomm: mystery custom ASIC. Ships December.
New Semi Doped with @vikramskr and @austinsemis.
Check out our Substacks
- https://www.viksnewsletter.com/
- https://www.chipstrat.com/
Chapters:
0:00 Intro and Vik goes full-time
5:15 Earnings week: the memory tax
7:26 Samsung HBM4 and the Gbps race
14:42 Is the memory tax worth it?
17:37 SanDisk and the SunDisk origin
23:22 78% gross margins and 5-year supply lock-ins
29:29 DeepSeek v4 and SSD-centric inference
38:49 Hyperscaler CapEx and the cloud pull
42:49 AI accelerators: TPU, Trainium, MTIA