Nvidia has been hit with a class action lawsuit that claims the company has falsely advertised its GeForce GTX 970 graphics card.

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It is marketed as having 4GB of video RAM. However, users have reported that the performance of the card is drastically reduced after using 3.5GB of the allocation. The lawsuit names Nvidia and Gigabyte Technology as the defendants. A judge will have to decide whether the lawsuit will be followed up with a jury trial.Nvidia's competitor AMD poked fun at the situation, advertising its Radeon R9 290 card using the slogan "4GB Means 4GB".Nvidia recently released the GTX 960, the cheapest product in the 900 series. Make sure you read IGN's impressions of the new card.

Matt Porter is a freelance writer. If you fancy reading endless Tweets about games and sports, follow him on Twitter: @Matt_Porter44