lOOKS like I'm going with this build. It's cheaper and it meets or exceeds the BF4 recommended specs which just came out today.
The following are the minimum system requirements to be able to run Battlefield 4:
OS: Windows Vista SP2 32-bit
Processor (AMD): Athlon X2 2.8 GHz
Processor (Intel): Core 2 Duo 2.4 GHz
Memory: 4 GB
Hard Drive: 30 GB
Graphics card (AMD): AMD Radeon 3870
Graphics card (NVIDIA): Nvidia GeForce 8800 GT
Graphics memory: 512 MB
These are the recommended system requirements for Battlefield 4:
OS: Windows 8 64-bit
Processor (AMD): Six-core CPU
Processor (Intel): Quad-core CPU
Memory: 8 GB
Hard Drive: 30 GB
Graphics card (AMD): AMD Radeon 7870
Graphics card (Nvidia): NVIDIA GeForce GT 660
Graphics memory: 3 GB