Looking for some graphic card advice

Hi ! I have a strange problem (in fact the opposite of most cases on the forums!): If I remove the graphics card and connect the monitor to the graphics output of the MB, w10 refuses to boot, it will puts on "automatic repair", turns off and it...

My PSU is 450W and want to run a Radeon HD 6850 thus, upgrading from a Radeon HD 6670. Do I have enough juice on my unit to run it?

Hi, Want to add a second graphic card but don´t know which would be better in a similar range. These are my current specs: CPU:Intel Core i7-5930K 3.5GhzMotherboard:Asus X99 Pro/USB 3.1 Memory:32GB Corsair Vengeance LPX - DDR4-2133...

How can you find out which Graphic card is installed? mine is listed as Intel HD Graphics.

My pc's cards fan after 4 years just started making a whinning noise I don't know if I could take it out and grease the fan or not but I would rather just get a new card......Say $100 or less....And I'm not a gamer. My pc is a 2013 HP P-6 2400T /...