The 576 figure you give is not representative of the true speed. My speed given by clicking on the icon in the sys tray always reads that and I know it is not real. Do a genuine speed test - have a look click here and find their speed test.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
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