$800 gaming pc advice/recommendations?

Approximate Purchase Date: Within the next week or two

Budget Range: around $850 max before rebates

System Usage from Most to Least Important: Gaming, watching movies, internet surfing and schoolwork (Not a video/audio editor or anything similar)

Parts Not Required: mouse & keyboard, monitor, OS, Hard Drive, dvd/cd drive

Preferred Website(s) for Parts: Newegg is fine

Country: US

Parts Preferences: Preferably Intel & nvidia

Overclocking: maybe - never done it before but wanting to give it a shot

SLI or Crossfire: maybe next year

Monitor Resolution: 1440x900 (Will upgrade to a higher resolution next year)

Additional Comments: This is a first time build that I've sort of thrown together using different sites and other posts on the forums.


Case:Antec Three Hundred Illusion Black Steel ATX Mid Tower Computer Case - $69.99


Mobo:ASRock Z68 Extreme3 Gen3 LGA 1155 Intel Z68 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard - $124.99


CPU:Intel Core i5-2500K Sandy Bridge 3.3GHz (3.7GHz Turbo Boost) LGA 1155 95W Quad-Core Desktop Processor Intel HD Graphics 3000 BX80623I52500K - $224.99


GPU:GIGABYTE GV-N560UD-1G GeForce GTX 560 Ti (Fermi) 1GB 256-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card- $219.99


PSU:OCZ ZS Series 750W 80PLUS Bronze High Performance Power Supply compatible with Intel Sandy Bridge Core i3 i5 i7 and AMD Phenom - $109.99


RAM:G.SKILL Ripjaws X Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-12800CL9D-8GBXL - $43.99


Fan/Heatsink:COOLER MASTER Hyper 212 Plus RR-B10-212P-G1 "Heatpipe Direct Contact" Long Life Sleeve 120mm CPU Cooler Compatible Intel Core i5 & Intel Core i7 - $25.99

Total: $820 without S&H


I'm trying to build something that will last for two or three years at least if possible around this price range.

Any opinions/recommendations are welcome.

Thanks if you want to comment!