Ускорить slick slider

$(document).ready(function(){   
 
$('.slider').slick({ 
  slidesToShow: 2, 
  slidesToScroll: 1, 
  arrows: true, 
  dots: false, 
  infinite: true, 
  centerMode: false, 
}); 
 
});

img { 
  max-width: 100%; 
  width: auto; 
} 
 
.slick-slide { 
  padding: 10px; 
}

<script src="https://code.jquery.com/jquery-2.2.4.js"></script> 
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.6.0/slick.min.css" /> 
<script src="https://cdnjs.cloudflare.com/ajax/libs/slick-carousel/1.6.0/slick.min.js"></script> 
   
  <div class="slider"> 
    <div> 
      <img src="https://dummyimage.com/200x100/000/fff" alt=""> 
    </div> 
    <div> 
      <img src="https://dummyimage.com/200x100/000/fff" alt=""> 
    </div> 
    <div> 
      <img src="https://dummyimage.com/200x100/000/fff" alt=""> 
    </div> 
    <div> 
      <img src="https://dummyimage.com/200x100/000/fff" alt=""> 
    </div> 
  </div>