Resident Evil 4 Ultimate Hd Edition, Athlon II X2 245, DDR3 4GB, GTX 950 2GB OCV2 128Bit

very huge bottleneck on cpu Athlon II X2 245. GTX 950 can go for around 20% GPU usage only. I need to upgrade cpu to Phenom II X6 1055t. and 8GB RAM DDR3. curent system: Mobo: ECS MCP61M-M3 V1.0 AM3 RAM: 2x2GB DDR3 PC3-10700 & PC3-12800 GPU: MSI GTX 950 2GB OCV2 128Bit PSU: Enlight 500W HDD: 160GB WD Blue