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Legion Y740, 4 to 5 hours battery life under use. After updating bios, enabling hybrid graphics mode, undervolting cpu by 155 mV and setting screen brightness to 50%. : r/Lenovo
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Lenovo Legion Y740 (17-inch) review: Understated design conceals superior Nvidia RTX firepower - CNET
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Lenovo Legion Y740 17 review: Ridiculous power in a laptop that costs less than the competition | Windows Central
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Lenovo Legion Y740 (17-inch) review: Understated design conceals superior Nvidia RTX firepower - CNET
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