What Nvidia's first Groq 3 LPU benchmarks do and don't tell us about its $20B gamble

Nvidia says its Groq 3 LPX is four times faster than Cerebras, but the math is more complicated

Nvidia is moving its Groq 3 LPX inference chip into full production and reports 3,400 tokens per second on Gemma 4 31B, four times faster than Cerebras. But the numbers don't tell the whole story. Nvidia needs at least…