OpenAI lifts the lid on its in-house Jalapeño chip - with benchmarks claiming it beats Nvidia's GB300
SMRTR summary
OpenAI revealed its in-house Jalapeño chip at Hot Chips, claiming 1.5 to 1.9x better efficiency per kilowatt than Nvidia's GB200 and GB300 systems. The chip runs at 700W versus Nvidia's 1,200 to 1,400W, but Nvidia still leads in raw performance by 20 to 25 percent. Volume production begins in 2027.
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