"Single chip" refers to a small electronic component or integrated circuit that contains all the necessary parts and functions of a larger device, such as a computer or smartphone, condensed into a single piece. Full definition
In a talk with Reuters, Richard Yu, chief executive of Huawei's consumer business, explained that with the Kirin 970, the company used what it calls a Neural Processing Unit (NPU), which mixes technology, like classic computing, graphics, image and digital signal processing units, into one single chip for reduced space and power consumption. (news.softpedia.com)
AMD is putting those kinds of features in single chip variations, so customers don't have to buy the two - chip package. (fortune.com)
Increasingly, your PC's performance won't depend on the speed of any single chip. (entrepreneur.com)