AMD launches Helios racks with MI455X
Anthropic to deploy up to 2 GW, OpenAI online Q4
Confirmed
Importance: major (4 of 5)Status
- Claim
Confirmed
- Our reporting
- High confidence
- Importance
- Major (4 of 5)
- Last verified
- 29 September 2026
Your AI and this story
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Key facts
- Helios: 72 MI455X GPUs + 18 6th-gen EPYC ‘Venice’ CPUs per rack
- MI455X claimed 34x token throughput vs MI355X; Helios ‘up to 30% more tokens per dollar’ than leading competitor (AMD claims)
- Anthropic: up to 2 GW of MI455X in Helios
- OpenAI: Helios online from Q4 2026; part of 6 GW multi-generation deal starting with 1 GW of MI450-class in H2 2026
- Customers also include Meta, Microsoft, Oracle, HUMAIN; roadmap MI500 (2027), MI600 (2028)
What happened
AMD’s first rack-scale system answers Nvidia’s NVL72 and comes with gigawatt-scale commitments from two of the top three frontier labs.
Why it matters
A credible second source of frontier training/inference compute weakens Nvidia’s pricing power and diversifies lab supply chains.
Sources
3 sources from 3 sites. Numbers match the chips in the text.
3 sources: 1 primary, 2 press
Primary
- AMD IR: AAI 2026 — full-stack compute for the agentic AI erair.amd.com, official
Press
- TechWire Asia: AMD Advancing AI 2026 highlightstechwireasia.com, press
- Fierce Network: AMD launches full AI stackfierce-network.com, press
Changes
- Filed