Nvidia Rules Out $100B OpenAI Bet as IPO Nears
Jensen Huang confirmed Nvidia's $30B OpenAI investment will likely be its last direct equity stake, killing the $100B pledge as OpenAI races toward a public listing at a $730B valuation.
Nvidia
Meta's $100B AMD Bet Is a Direct Shot at Nvidia
Meta and AMD signed a 6-gigawatt, multi-year GPU pact worth up to $100B - announced days after a separate Nvidia expansion, signaling Meta's deliberate strategy to break single-vendor dependence in AI compute.
Ayar Labs Raises $500M to Wire AI Chips With Light
Ayar Labs closes a $500M Series E backed by Nvidia, AMD, and Sequoia to mass-produce co-packaged optical interconnects that replace copper in AI data centers.
US Weighs 75K-Chip Cap on Nvidia H200 Sales to China
The Trump administration is considering limiting Chinese companies to 75,000 Nvidia H200 GPUs each - less than half what Alibaba and ByteDance want - while zero chips have shipped despite months of export approvals.
Nvidia Pours $4B Into Photonics for AI Data Centers
Nvidia invests $2 billion each in Lumentum and Coherent to develop silicon photonics for next-generation AI factories, signaling that copper interconnects have hit their ceiling.
CUDA Programming - A Practical Guide for Software Engineers
A hands-on guide to CUDA programming for developers who know how to code but have never written a GPU kernel. Covers architecture, memory, real code examples, and Metal comparison.
