Precomputation-based CAM is designed to enhance the performance of content-addressable memory systems. Unlike traditional CAM, which searches data by comparing the input to stored entries, precomputation-based CAM involves preprocessing to optimize search operations. This approach reduces search time and power consumption by minimizing the number of comparisons needed. Simulations of precomputation-based CAM involve modeling its architecture and testing various search scenarios to evaluate improvements in speed and efficiency. Analysis usually shows that precomputation-based CAM systems are much faster and use less energy than traditional CAM systems. This makes them good for high-speed, large-scale applications where getting data quickly is important.