is this grapic card will fit in my pc?

[galnave1]

my pc is a Lenovo y-720 cube with
specs:
i7 7700 3.60gh
gtx 1060 gddr5 2xHDMI, 2x Display Port and 1xDVI
Power Supply 450W
Dimensions (L x D x H): 15.48" x 12.38" x 9.93" / 393.3 x 314.5 x 252.3 (mm)

links to pc
https://www3.lenovo.com/us/en/desktops-and-all-in-ones/ideacentre/y700/ideacentre-Y720-Cube-15ISH/p/99IC9Y20274

2)https://www.amazon.com/Lenovo-Legion-Y720-Cube-Desktop/dp/B073BRDNGL

the graphic card I want to buy:https://www.amazon.com/MSI-GTX-1080-GAMING-8G/dp/B01GLYD7MG/ref=sr_1_2?ie=UTF8&qid=1516966826&sr=8-2&keywords=gtx+1080+sli+pc

 

[popatim]

Could you add a link to the exact card you intend to install please. Thanks.