Includes. . From acclaimed developers Relic Entertainment comes the next generation of Real Time Strategy gaming. In the grim darkness of the 41st millennium your elite strike force of Space Marines is all that stands between the galaxy and its complete destruction. Take the fight straight to the enemy or protect a vital defensive point. How you decide to save the galaxy is entirely up to you.. . System Requirements. . Minimum. . OS Windows XP SP2 or Windows Vista SP1Processor P4 3.2 GHz (single core) or any Dual Core processorMemory 1 GB RAM (XP) 1.5 GB RAM (Vista)Graphics A 128MB Video Card (Shader Model 3) - Nvidia GeForce 6600 GT ATI X1600 or equivalentHard Drive 6.5 GB of uncompressed Hard Drive spaceOther Requirements Online play requires log-in to Games For Windows - Live. . Recommended. . OS Windows XP SP2 or Windows Vista SP1Processor AMD Athlon 64x2 4400 or any Intel Core 2 DuoMemory 2 GB RAM (XP and Vista)Graphics A 256MB Video Card (Shader Model 3) - Nvidia GeForce 7800 GT ATI X1900 or equivalentHard Drive 6.5 GB of uncompressed Hard Drive space