MSI Radeon HD 5870 is the worlds first and most powerful GPU DirectX 11 and 2nd generation 40nm Vdeo Card. MSI Radeon HD 5870 has 850Mhz Core, 1GB GDDR5 Memory running at 4800Mhz with 1600 units of stream processors. MSI Radeon HD 5870 is the 1st to have DirectX 11 with OpenCL Support (Open Computer Language to execute parallel computing by GPU). MSI Radeon HD 5870 also uses ATi Eyefinity Technology which supports up to 3 monitor outputs simultaneously and independently. MSI Radeon HD 5870 is designed to improve work productivity and provide much better gaming."