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Channel: xAI
xAI AI & Compute tech investor
xAI Initiates Phase 2 Expansion: Scaling Colossus to 200,000 Liquid-Cooled GPUs
A
AI Infra Radar
Analysis & Special Reports
• 5 min read
Core Premise & Signal
"Memphis utility filings reveal an additional 150MW power reservation for xAI. Grok 3 training advances on unified RoCE network fabric."
Original Intelligence Source
@xai
Utility and municipal filings in Memphis, Tennessee show xAI has initiated site prep for Phase 2 of its Colossus data center, targeting an active inventory of 200,000 liquid-cooled Nvidia GPUs.
Key Infrastructure Updates:
- Power Capacity: Total site electrical interconnect expanding toward 300 megawatts.
- Tesla Megapack Integration: High-voltage Tesla Megapacks deployed around transformer yards to absorb dynamic compute spikes and mitigate grid frequency deviations.
- Grok 3 Milestone: Pre-training runs for Grok 3 show high multi-modal reasoning metrics, narrowing latency gaps against industry frontier benchmarks.
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