Motherboard P8P67 Pc case Coolemaster Haf-x PSU Ultra LSP750 750-Watt Power Supply - ATX, SATA-Ready, SLI-Ready, 135mm Fan, Lifetime Warranty w/ Registration CPU Intel core i7 2600k RAM Kingston HyperX 6GB DDR3 1600MHz Memory - Non-ECC, CL9, Unbuffered DIMM, 240-pin HARD DRIVE and SSD OCZ OCZSSD2-2AGTE60G Agility 2 Solid State Drive - 60GB Western Digital WD1002FAEX Caviar Black Hard Drive - 1TB, 7200RPM, 64MB, SATA 6Gbs Cd / dvd Lite-On IHAS424-98 Internal DVD Writer Video Card Diamond 6950PE52G Radeon HD 6950 Video Card -2GB, GDDR5, PCIe 2.1, mini-Display Port, HDMI, Dual DVI Sound Card Creative Labs Sound Blaster Audigy SE Thermal paste Masscool - Thermal Gel Resealable Tube 4x Applications Cooling Corsair CWCH50-1 Hydro H50 CPU Liquid Cooler - 120mm Fan, Copper Cold Plate, Aluminum Radiator, LGA775, LGA1366, LGA1156, AM2/AM3 i know i have to wait for the motherboard do i have to put 2 4gb for memory ?