• SemiAnalysis moved AMD from a 0% chance of closing the gap with Nvidia to a good chance, based mainly on leadership behavior: Lisa Su took the calls and shipped the suggested changes rather than routing them through committees.
• AMD's Helios rack is ramping slowly because it kept a cabled compute tray design and its weak SerDes force retiming on up to 85% of the backplane, which means over 550 Broadcom ethernet retimers per rack plus reliability problems.
• Gating tests, the ones that block a merge until they pass, are the number that matters; non-gating pass rates are for non-technical audiences. AMD's Kubernetes inferencing CI for its Pollara NIC sits at 0% parity with Nvidia's ConnectX nightly CI.
• Agentic coding multiplies the hardware each engineer needs, since every agent wants GPUs to test against and one human runs dozens of them. AMD's internal GPU shortage is therefore worsening, and clusters were pulled off its own vLLM team mid-push.
• AMD's equity rebate gives Meta and OpenAI close to a 105% discount, triggered once the stock reaches $600 and they buy enough compute, which makes Helios racks effectively free with 5% on top.

• inference — Running a trained model to get answers — the phase where AI is actually used, as opposed to trained.
• AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.

Whether AMD is a real option changes procurement and portability decisions for inference and training.

• articleEngrams Embedding Entendre: Codesign for Efficient DRAM/SSD Offloading
• articleVera Rubin NVL72 Agentic Inference: 67x better Performance per Dollar
• articleUltra-High Interactivity on NVIDIA GPUs? - TileRT InferenceX
• articleInferenceX DeepSeek v4 Performance Tracker

• postAMD's inference gap is a software and tooling problem, not a silicon oneSemiAnalysis
• postAMD's Day-Zero DeepSeek Support Still Costs Up to 42x More Than NVIDIASemiAnalysis
• postAMD code lands upstream in NVIDIA's inference transport librarySemiAnalysis

Checking sign-in…

Loading comments…