Bootable clover usb not booting?

I have followed all of the steps in this video but when it comes to testing the clover boot, clover does not boot. I have not actually tried to boot it yet.

I get this in a loop like it tries to boot but fails.

Help?

PC Specs:

Dell Optiplex 790

i5-2400 cpu

AMD Radeon HD 5450

submitted by /u/Creep_The_Night
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