Advanced Micro Devices, Inc. (NASDAQ:AMD) CEO Lisa Su, on Tuesday, acknowledged the company’s underrepresentation in the PC market but expressed confidence in its product positioning. What Happened: During AMD’s second-quarter earnings call, Su responded to a question from Deutsche Bank analyst Ross Seymore about her company’s standing in the AI PC market and the potential impact of emerging Arm-based systems. In response, she expressed satisfaction with AMD’s client business results and the company’s roadmap. “The Zen 5-based products, we’re launching both notebook and desktop in the middle o…