New PC Build

I built my first pc. I didnt get a video card because I bought an apu processer. On first start I have no video. Im using the intergated dvi on the motherboard. Do I need a video card?

 

Gigabyte GA-A75-UD4H FM1 AMD A75

AMD A8 3870k APU

Kingston HyperX 8gb 1600MHz DDR3 Dual Channel

Western Digital Blue 1 TB

Seasinic 430W SLI ATX12V Power Supply S12II 430 Bronze

Asus 24xDVD-RW Serial ATA

Rosewill Black Gaming ATX Mid Tower Computer Case Challenger

get faster ram because the onboard gpu uses that instead of discrete vram & the faster the ram the better fps you'll get out of the gpu in games