Should I get this gaming PC?

[GeorgeTheBoy]

I've been thinking about buying this PC ready made or buying the components to build it for fun. What do you think?

1st choice:

Case : Vantage Gamers Style Midi Tower Case
Motherboard : Gigabyte Z77-D3H Motherboard Technology
CPU : Intel Ivy Bridge I7 3770K Unlocked CPU
Hard Drive : 2tb Sata Hard Drive
Memory : 16gb DDR3 1600Mhz Memory
Graphics Card : Nvidia Geforce GTX 660 2gb GDDR5 with HDMI
Power Supply : 750 Watt Power Supply
Optical Drive : 24x Dual Layer Sata DVD Writer


2nd choice:


Motherboard: Gigabyte Z77-DS3H Motherboard
CPU: Intel I7 3770K (UNLOCKED) 3.5ghz (3.9Ghz Turbo)
GPU: Nvidia GTX 670 JETSTREAM 2GB PCI-E Graphics Card With HDMI
HDD: 1 TB Serial ATA Hard Drive
RAM: 8 GB DDR3 1600 MHz Viper Memory
Power Supply: 750Watt Power Supply

Link here.


3rd choice:

CPU: Intel I5 3570K 3.4ghz CPU
Motherboard: Asus P8z77-V LX Motherboard
RAM: 16 GB DDR3 1600 MHz patriot Viper Memory
GPU: Nvidia GTX 680 2 GB PCI-E Graphics Card With HDMI
Power supply: 750W

Link here.



If you have any alterations, please let me know