-Intel Core 2 Quad Q6600 Kentsfield 2.4GHz 2 x 4MB L2 Cache LGA 775 Quad-Core Processor**
-EVGA nForce 780i SLI Motherboard**
-Rosewill CHALLENGER-U3 Black Gaming ATX Mid Tower Computer Case*
-Pioneer Black 5X BD-ROM 12X DVD-ROM 32X CD-ROM SATA Internal Blu-Ray Reader and 12X DVD±R DVD Burner Model BDC-2202B
-Cooler Master Hyper N520 Mirror Finished Copper Base Aluminum Fins 5 Heatpipes CPU Cooler*
-8GB OCZ DDR2 PC2-6400 / 800MHz / NVIDIA® SLI-Ready Edition / Dual Channel**
-OCZ GameXStream Power Supply 1010W
-PNY XLR8 GeForce GTX 465 Graphics card - 1 GB - GDDR5 SDRAM*
-Seagate 1000GB Hard drive 7200rpm with 32mb buffer
-Patriot Memory PYRO 120 GB Solid State Drives*
Hey my computer is 3 years old and i want to upgrade, should i upgrade if so what should i upgrade it to and what else should i upgrade?
* means i recently bought this
** means i want to upgrade this.