spectrum.ieee.org › nvidia-groq-3 Nvidia’s Groq 3 LPU Signals AI's Inferencing Era … In fact, each tray contains 8 Groq 3 LPUs and no Vera Rubins, but the whole rack is designed to work in concert with an NVL72 rack, which houses Vera Rubin chips. … Mar 16, 2026 · Dina Genkina