This rumour has been a hot topic of discussion in many forums lately, however, it's now been made official by Nvidia that all 680i SLI based boards don't support Intel's 45nm Yorkfield or Wolfdale CPU's. As HardOCP report, a "motherboard circuit change is required" in order to use all Yorkfield CPU's. This news originated in the EVGA forums where a BIOS update was mentioned in order to gain Wolfdale support. Though while Nvidia doesn't state whether Wolfdale is supported, HardOCP claim that it simply "will not work"...

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