iBUYPOWER Gamer Hardcore KO-985 Desktop PC (Intel Quad Core Q9400 Processor, 4 GB RAM, 2x500 GB Hard Drives, Nvidia 9800GTX 512MB, Blu-Ray Drive, Vista Premium) (Discontinued by Manufacturer) The BLU-Ray reader will allow you to read BLU-Ray disc and it will also include Cyberlink software With Microsoft Windows Vista 64-bit you can now be able to run more physical memory Discrete video card guarantees better and faster graphics performance than standard onboard video card and will alow you to play Liquid cooling unit specialized cooling for the processor and will keep it at stable temperature Quad core processor will allow you to run multiple application without slowing you down