StyleGAN, developed by NVIDIA, is a generative adversarial network (GAN) architecture that revolutionizes image synthesis by enabling nuanced control over high-resolution image attributes. Unlike traditional GANs, which struggle with feature entanglement, StyleGAN introduces an innovative method for disentangling high-level attributes from low-level details, allowing users to adjust specific features like hairstyle without altering identity. This is achieved by employing an intermediate latent space and a progressive training method that gradually increases image resolution, enhancing stability and reducing common GAN issues like mode collapse. StyleGAN's architecture includes a generator network that modifies image styles at each convolution layer, facilitating the creation of images with varied resolutions and styles, from coarse to fine. The model is trained on high-quality datasets such as CelebA-HQ and FFHQ, using a mapping network that refines the input vector to generate authentic, high-resolution images. NVIDIA's open-source project has been utilized in various applications, from generating non-existent human faces to creating photorealistic landscapes with tools like GauGAN, highlighting both the technological advancements and ethical considerations surrounding synthetic images in today's digital age.