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NOKOTION DUMBO2 Main board 0090004372 for lenovo G710 laptop motherboard NVIDIA 820M/GT740M 2G Graphics Free CPU - AliExpress
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Refurbished: ASUS Laptop Intel Core i5 4th Gen 4200H (2.80GHz) 6GB Memory 750GB HDD NVIDIA GeForce 820M 15.6" Windows 8.1 64-bit K550JD-DH51-CA - Newegg.com
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Lenovo Z40 (with GeForce 820M) can't use NVIDIA graphics properly on Kubuntu 18.10 - Linux - NVIDIA Developer Forums
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