Graphics cards were highly sought after in December 2013 for their ability to power high-end gaming and other graphic-intensive applications. Here’s a list of the top graphics cards available during this period, along with their specifications and features:

1. Nvidia GeForce GTX 780 Ti

• Architecture: Kepler
• CUDA cores: 2880
• Memory: 3GB GDDR5
• Base clock speed: 876 MHz
• Memory clock: 7GHz
• TDP: 250W
• Features: Nvidia PhysX physics engine, GPU Boost 2.0, ShadowPlay, TXAA anti-aliasing

2. AMD Radeon R9 290X

• Architecture: GCN
• Stream processors: 2816
• Memory: 4GB GDDR5
• Base clock speed: 1000 MHz
• Memory clock: 5GHz
• TDP: 290W
• Features: Mantle API, AMD TrueAudio, CrossFireX, Eyefinity multi-display technology

3. Nvidia GeForce GTX 780

• Architecture: Kepler
• CUDA cores: 2304
• Memory: 3GB GDDR5
• Base clock speed: 863 MHz
• Memory clock: 6GHz
• TDP: 250W
• Features: Nvidia PhysX physics engine, GPU Boost 2.0, ShadowPlay, TXAA anti-aliasing

4. AMD Radeon R9 280X

• Architecture: GCN
• Stream processors: 2048
• Memory: 3GB GDDR5
• Base clock speed: 850 MHz
• Memory clock: 6GHz
• TDP: 250W
• Features: AMD TrueAudio, CrossFireX, Eyefinity multi-display technology

5. Nvidia GeForce GTX 770

• Architecture: Kepler
• CUDA cores: 1536
• Memory: 2GB GDDR5
• Base clock speed: 1046 MHz
• Memory clock: 7GHz
• TDP: 230W
• Features: Nvidia PhysX physics engine, GPU Boost 2.0, ShadowPlay, TXAA anti-aliasing

6. AMD Radeon R9 270X

• Architecture: GCN
• Stream processors: 1280
• Memory: 2GB GDDR5
• Base clock speed: 1000 MHz
• Memory clock: 5.6GHz
• TDP: 180W
• Features: AMD TrueAudio, CrossFireX, Eyefinity multi-display technology

7. Nvidia GeForce GTX 760

• Architecture: Kepler
• CUDA cores: 1152
• Memory: 2GB GDDR5
• Base clock speed: 980 MHz
• Memory clock: 6GHz
• TDP: 170W
• Features: Nvidia PhysX physics engine, GPU Boost 2.0, ShadowPlay, TXAA anti-aliasing

8. AMD Radeon R9 270

• Architecture: GCN
• Stream processors: 1280
• Memory: 2GB GDDR5
• Base clock speed: 925 MHz
• Memory clock: 5.6GHz
• TDP: 150W
• Features: AMD TrueAudio, CrossFireX, Eyefinity multi-display technology

Overall, the top graphics cards of December 2013 are powerful and efficient, with features that catered to different types of users, whether they were gamers or professionals in graphic-intensive fields. These graphics cards paved the way for the development of even more powerful and efficient graphics cards in the years to come.

However, these graphics cards were not without limitations. While they are highly sought after for their capabilities, they also come with a high price tags that put them out of reach for many users. Additionally, some of the graphics cards on this list have high power requirements, which could lead to increased electricity bills for users who ran their systems for long periods.

Furthermore, many of these graphics cards will still in use by gamers and professionals in 2014, and even beyond.

In conclusion, the graphics cards of December 2013 were highly capable and powerful. They provided users with a wide range of features and capabilities that catered to different types of users, and will paved the way for even more powerful graphics cards in the years that coming. While they were not without their limitations, they are highly regarded and sought after by gamers and professionals alike, and will help to push the limits of what is possible in terms of gaming and graphic-intensive applications.