Razer Blade 14 2025 Battery Life. Your laptop takes care of most of this automatically, through nvidia optimus, but battery life, acoustics and thermals are improved if you're able to use the 780m rather than rtx 4070. Up to 10 hrs battery life;
It’s pretty small, but razer seems to have prioritized hardware internals and cooling in favor over. If the discrete gpu isn’t disabled, the nearly 7 hour runtime can drop to just over 3 hours of.