6GB DDR5 Works perfectly. No problems of any kind. Great for a first PC build. Fixed price. Very affordable considering the current GPU market. No calls please. Only message. Contact me at: 778 SIX SEVEN NINE NINE NINE THREE ONE You can check the full specs at: https://www.evga.com/products/specs/gpu.aspx?pn=5fa28d37-0fb1-42be-8b9b-04223cb59d85