The search leader will use a Qualcomm (QCOM) chip in its 2nd-generation Nexus 7 tablet, Reuters said, citing unnamed sources. The new Google (GOOG) tablets will be thinner and have higher resolution than the 1st version, the report said. It was the latest report to say Qualcomm chips will replace Nvidia's (NVDA) in Nexus 7. In March, Digitimes.com reported that Nexus 7 would debut in May with Qualcomm chips. Reuters sees it coming after June. Google shares fell 0.8% to 806.20. Qualcomm fell 0.4% to 65.97. Nvidia fell 1.2% to 12.13.