The MSI GTX 580 Lightning Xtreme is certainly well named. Doubling the GDDR5 to 3GB is only the first step, they’ve also added the Twin Frozr III to cool the card. For the serious overclockers there are three easy to access voltage measurement point and a BIOS toggle switch that will let you avoid a cold bug when cooling with LN2. Head to TechPowerUp to see how the card compares with others of its family as well as a glance at the overclocking ability
"MSI has upgraded their GTX 580 Lightning and calls it "Xtreme Edition" now. The biggest change is certainly the inclusion of 3 GB of GDDR5 memory. Other new features are a dust removal system and a fan that indicates overheating by color change."
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