1. Realistic Rendering: The advancements in real-time rendering techniques have allowed developers to create highly realistic and immersive 3D graphics in online gambling games. This includes improved lighting, shadow effects, and texture mapping.

2. High-Quality Textures: The use of high-resolution textures has significantly enhanced the visual appeal of online gambling games. This allows for more detailed and lifelike game environments and characters.

3. Physically Based Rendering (PBR): PBR is a technique that simulates the behavior of light in a more realistic way, resulting in enhanced visuals. This advancement has made the objects in online gambling games look more natural, with better reflections and material properties.

4. Particle Effects: Particle effects such as explosions, smoke, fire, and water have greatly improved the visual spectacle of online gambling games. These effects add a level of realism and excitement to the gameplay, enhancing the overall experience.

5. Dynamic Environments: The ability to create dynamic and interactive game environments has been a significant advancement in 3D graphics. This includes real-time weather effects, day and night cycles, and destructible objects, which add depth and immersion to the gameplay.

6. Advanced Character Animation: Advancements in character animation technology have made the movements and interactions of characters in online gambling games more lifelike and fluid. This adds to the overall realism and enhances the gameplay experience.

7. Facial Animation: Facial animation technology has improved significantly, allowing for more expressive and realistic characters in online gambling games. This enhances the storytelling and emotional engagement with the players.

8. VR and AR Integration: The integration of Virtual Reality (VR) and Augmented Reality (AR) technologies has opened up new possibilities for immersive experiences in online gambling games. Players can now enjoy a more realistic and interactive environment through these technologies.

9. Advanced Anti-Aliasing: Anti-aliasing techniques have improved over time, reducing the jagged edges and aliasing artifacts in online gambling games. This results in smoother and more visually appealing graphics, especially in high-resolution displays.

10. Global Illumination: Global illumination techniques simulate the indirect lighting in a scene, resulting in more realistic and natural lighting effects. This advancement enhances the overall visual quality and atmosphere of online gambling games.