I have to decide to buy exactly one of the following gaming pcs. They seem very comparable to me, but I'm a novice. I'd really appreciate any input. They are the same price. I will be using whichever one I buy mainly for MMO gaming.
(A) Custom Built PC
i5 - 3570k (3.4 Ghz quad core)
Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler
G.Skill Ares Series 8GB (2 x 4GB) DDR3-1600 Memory
PowerColor Radeon HD 7870 XT 2GB Video Card
Biostar TZ77XE3 ATX LGA1155 Motherboard
Linksys WMP600N 802.11a/b/g/n PCI Wi-Fi Adapter
OCZ ZS 750W 80 PLUS Bronze Certified ATX12V Power Supply
Crucial M4 128GB 2.5" Solid State Disk
Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer
Window 7
(B) Alienware X51
i7 - 3770 (3.9 Ghz)
Alienware High-Performance Air Cooling
8GB Dual Channel DDR3 at 1600 Mhz
Nvidia 660 GTX 1.5 GB
Mini-ITX Motherboard
DW 1506 802.11 b/g/n Wi-Fi Wireless LAN
1TB Mechanical hard drive
Slot-Loading Dual Layer DVD Burner
Windows 8
(A) Custom Built PC
i5 - 3570k (3.4 Ghz quad core)
Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler
G.Skill Ares Series 8GB (2 x 4GB) DDR3-1600 Memory
PowerColor Radeon HD 7870 XT 2GB Video Card
Biostar TZ77XE3 ATX LGA1155 Motherboard
Linksys WMP600N 802.11a/b/g/n PCI Wi-Fi Adapter
OCZ ZS 750W 80 PLUS Bronze Certified ATX12V Power Supply
Crucial M4 128GB 2.5" Solid State Disk
Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer
Window 7
(B) Alienware X51
i7 - 3770 (3.9 Ghz)
Alienware High-Performance Air Cooling
8GB Dual Channel DDR3 at 1600 Mhz
Nvidia 660 GTX 1.5 GB
Mini-ITX Motherboard
DW 1506 802.11 b/g/n Wi-Fi Wireless LAN
1TB Mechanical hard drive
Slot-Loading Dual Layer DVD Burner
Windows 8