The Nvidia GeForce GT 820M is a notable GPU that showcases a brilliant fusion of cutting-edge technology and efficient design. Manufactured using the TSMC 28nm process, this GPU harnesses the power of the Nvidia Maxwell architecture, which was renowned for its innovations in power efficiency and performance. Launched in March 2014, the Nvidia GeForce GT 820M was a significant addition to Nvidia's lineup, offering users a unique blend of capabilities suited for a range of applications. With an impressive transistor count of 1.87 billion, the Nvidia GeForce GT 820M delivers robust computational power, making it well-equipped to handle a variety of tasks with ease.

Boasting 640 CUDA cores, this GPU ensures smooth and responsive performance for graphics-intensive applications such as gaming, video editing, and 3D rendering. Its 2GB DDR3 memory, along with a 2MB L2 cache, further enhances its capability to handle large datasets and demanding workloads, providing users with a seamless computing experience. Despite its remarkable performance capabilities, the Nvidia GeForce GT 820M remains power-efficient, consuming a mere 45W of power.

This balance between performance and power efficiency makes it an ideal choice for users looking for a GPU that can deliver exceptional performance without compromising on energy efficiency. With a theoretical performance of 1155GFLOPS, the Nvidia GeForce GT 820M offers a potent combination of power and efficiency, ensuring that users can tackle demanding tasks with ease while minimizing power consumption.

In conclusion, the Nvidia GeForce GT 820M stands as a testament to Nvidia's commitment to pushing the boundaries of GPU technology, delivering a high-performance solution that is both powerful and energy-efficient.