At least 30 GB of HDD space will be required.
Black Box’s Need for Speed: Rivals finally has some confirmed PC requirements, both minimum and recommended. Whichever requirements you adhere to, you’ll need at least 4 GB of RAM along with 30 GB of free hard disk space.
The minimum requirements include Windows XP/Windows Vista (SP2)/Windows 7; an Intel 2.4 GHz Core 2 Duo or AMD 2.6 GHz Athlon X2 CPU; 4 GB of RAM; 30 GB HDD space; an AMD Radeon 3870 512 MB or better, Nvidia GeForce 8800 GT 512 MB or better, Intel HD 4000 Integrated 512 MB or better; DirectX 10.1 compatibility; a keyboard and mouse (obviously); and a 512 Kbps or faster internet connection.
The recommended requirements include Windows XP/Windows Vista (SP2)/Windows 7 although Windows 8 64-bit comes recommended; an Intel Quad Core CPU or AMD Duo Core CPU; 8 GB of RAM; 30 GB of HDD space; AMD Radeon 7870 3 GB or better, Nvidia GeForce GT660 3 GB or better; DirectX 11 compatibility; 512 Kbps or faster internet connection; and a keyboard and mouse.
Need for Speed: Rivals releases on November 19th for Xbox 360, PS3 and PC. A PS4 version will release on November 22nd in North America and November 29th in Europe, and November 22nd for Xbox One.