Bloomberg chart showing just how much RAM datacenter GPUs take.
Rohan Paul Twitter · Rohan Paul (@rohanpaul_ai) · 2026-06-29
Apple is seeking U.S. government permission to purchase DRAM from CXMT, a Pentagon-blacklisted Chinese chipmaker, after AI datacenter demand drove GPU memory from 80GB to 288GB per chip and strained consumer DRAM supply chains, contributing to a $263 billion Apple market-cap loss.
Appears in
Extraction
Topics: ai-infrastructuregpu-memorydram-supply-chainus-china-tech-policyapple
Claims
- Nvidia datacenter GPU memory has grown from 80GB on the H100 to 288GB on the GB300 Blackwell Ultra, with a 72-GPU rack creating enormous aggregate memory demand.
- AI server buildout is diverting DRAM factory capacity away from consumer device production, raising costs for products like iPhones, MacBooks, and iPads.
- Apple is requesting Washington's permission to source DRAM from CXMT, a Chinese supplier on the Pentagon's Chinese Military Company list, to diversify beyond Micron, Samsung, and SK Hynix.
- CXMT's current Pentagon listing does not block Apple purchases outright, but placement on Commerce's Entity List would pose a far more serious legal barrier.
- Memory-cost pressure from AI infrastructure demand contributed to Apple MacBook and iPad price hikes and an associated $263 billion market-value decline.
Key quotes
A 72-GPU rack multiplies that into a memory wall big enough to change supplier behavior, because AI servers pay premium prices for capacity and bandwidth that make everyday device memory less attractive.
Apple's $263B market-value loss was triggered by the memory-cost pressure that forced MacBook and iPad price hikes, showing how AI infrastructure demand is now raising the cost base of everyday consumer devices.
CXMT sits on the Pentagon's Chinese Military Company list, which does not block Apple purchases by itself but signals national-security concern and could become far more serious if Commerce adds CXMT to the Entity List.