With the rapid development of information technology, society has fully entered the era of big data. In this era, data has become a key element driving the development of various industries, and computer electronic information processing technology has become an important tool for mining the value of data and promoting social progress. Starting from an overview of computer electronic information, the paper aims to deeply analyze computer electronic information processing technology in the era of big data, providing theoretical guidance and practical references for the application and innovation of related industries.