Need a pc that can run Arma 3

Solution
The graphics card would be the limiting factor. It has a good CPU that's the only good thing I can say about the system. The rest of the system is crap...

I suggest building your own. Prebuilt highend computers are somewhat crappy for the most part anyways. They put too much into the CPU and not enough elsewhere.

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-4460 3.2GHz Quad-Core Processor ($182.79 @ NCIX US)
Motherboard: ASRock H97M PRO4 Micro ATX LGA1150 Motherboard ($81.98 @ Newegg)
Memory: Team Xtreem Dark Series 8GB (2 x 4GB) DDR3-1600 Memory ($72.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard...
The graphics card would be the limiting factor. It has a good CPU that's the only good thing I can say about the system. The rest of the system is crap...

I suggest building your own. Prebuilt highend computers are somewhat crappy for the most part anyways. They put too much into the CPU and not enough elsewhere.

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-4460 3.2GHz Quad-Core Processor ($182.79 @ NCIX US)
Motherboard: ASRock H97M PRO4 Micro ATX LGA1150 Motherboard ($81.98 @ Newegg)
Memory: Team Xtreem Dark Series 8GB (2 x 4GB) DDR3-1600 Memory ($72.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($55.99 @ NCIX US)
Video Card: Sapphire Radeon R9 270X 2GB Dual-X Video Card ($174.80 @ Newegg)
Case: Cougar Solution (Black) ATX Mid Tower Case ($37.99 @ Mwave)
Power Supply: EVGA 500W 80+ Bronze Certified ATX Power Supply ($48.91 @ Amazon)
Optical Drive: Lite-On iHAS124-14 DVD/CD Writer ($13.99 @ Newegg)
Operating System: Microsoft Windows 8.1 (OEM) (64-bit) ($87.99 @ Newegg)
Total: $757.43
 
Solution