In its early days, video games were really simple in terms of graphics technology and sound technology. Games were also relatively easy to play and the characters you play with are so simply made that you can never really imagine how it came from there to the stunning 3D graphics you see now with the latest gaming systems available in just a short period of time.

Thinking about the old video game systems, it is unavoidable that you will seek those "retro" games again out of curiosity. If you played with these video game systems when you were a child, you know how fun it is to play with. Compared to the games that you see today, it is hard to imagine how those simple graphics amazed you when you were a kid.

Come to think of it, those crude and simple graphics were considered to be state-of-the-art in the video game industry during its time. In just a short period of time, you can see how well the technology in video game systems has evolved. Now, you see stunning 3D graphics technology and amazing storyline in some of the games, which you can easily mistake to watching a movie instead of playing a game. The quality of the 3D technology integrated in today's game are in fact so amazing that you will actually think that the characters you are controlling are real-life characters.

Compared to the old video game systems, graphic technology and sound technology were really simple. Some are only simple squares or circles that you control around.

If you are curious about the old game systems, here is a list of the old game systems that you can still buy over the internet or play their old games in the internet:

• Atari 2600 – This game system is what most people consider to have paved the way to modern gaming technology. This is also the game system that took the world by storm in the late 70s and is one of the most popular game systems ever made. Atari 2600 also has popular game titles that many people love to play with. Today, this gaming system can still be brought in the internet through online stores or through auction websites. You can also find Atari games that are available online.

• Nintendo Entertainment System or NES – This game was developed in the mid 80s and is the best selling game systems in its time. Almost every household in the United States have this video game system and some people simply never get tired of the games by Nintendo. There is even a great chance that you have this game system stored in your attic or your basement. If you don't, there are still available units that you can purchase in the internet. You can also play with some of the games in Nintendo online.

• Sega Genesis – This game system is also one of the best selling game systems ever made. With graphics better than Nintendo Entertainment System or NES, this game system developed by Sega also became one of the most popular game systems ever made. There are still available Genesis game systems available in the internet that you can purchase. Some Genesis games are also available in the internet that you can play with for free.