768GB Intel Optane DIMMs to run 1T-parameter LLM with single GPU at 4tps

walterbell 26 points 2 comments May 30, 2026
www.tomshardware.com · View on Hacker News

Discussion Highlights (2 comments)

lostmsu

The bottleneck in this setup is PCIe bus. You don't need optane to saturate it. 4 regular SSDs might do just fine.

musicale

Ah Optane, what might have been... Even over PCIe, I imagine the advantage vs. NVMe is lower latency and more operations per second.

Semantic search powered by Rivestack pgvector
8,961 stories · 84,430 chunks indexed