Intel and give or take 20-30 seconds from start to finish

Phone. And it's a custom build. Intel i5 960 gfx card 1tb Seagate hard drive 500w power supply 8g ram windows 10

What I mean by that is that it repeats the loading screen from before with the circular loading but a little slower for some reason then it goes black screen

Just edited first post. And I thought it stood for black screen of death sorry.

Went to restart my computer and when I did and rebooted it it went to a loading screen with the circle balls going around.
It then goes to another loading the same thing.
Then it goes to a black...

Went to restart my computer and when I did and rebooted it it went to a loading screen with the circle balls going around.
It then goes to another loading the same thing.
Then it goes to a black...