Is this a good build for under $700???

Hi, Thanks for all your help in advance. I need to keep the build under $700. Just wondering though if this is a good build for the money and if the parts are optimal/compatible. Again, thanks for your help.


MOBO - MSI 970A-G46 AM3+ AMD 970 SATA 6Gb/s USB 3.0 ATX AMD Motherboard with UEFI BIOS
http://www.newegg.com/Product/Product.aspx?Item=N82E16813130637

GPU - SAPPHIRE DUAL-X 100364BF4L Radeon R9 270X 2GB 256-Bit GDDR5 PCI Express 3.0 CrossFireX Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16813130637

CPU -AMD FX-6300 Vishera 3.5GHz (4.1GHz Turbo) Socket AM3+ 95W Six-Core Desktop Processor FD6300WMHKBOX
http://www.newegg.com/Product/Product.aspx?Item=N82E16819113286

RAM - Team Vulcan 8GB (2 x 4GB) DDR3 1600 (PC3 12800) Desktop Memory Model TLBD38G1600HC9DC01
http://www.newegg.com/Product/Product.aspx?Item=N82E16820313353

PSU - Rosewill CAPSTONE-550-M 550W Continuous @ 50°C, Intel Haswell Ready, 80 PLUS GOLD, ATX12V v2.31 & EPS12V v2.92, SLI/CrossFire Ready, Modular Active PFC Power Supply
http://www.newegg.com/Product/Product.aspx?Item=N82E16817182262

Hard Drive - Western Digital WD Green WD5000AZRX 500GB IntelliPower 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive
http://www.newegg.com/Product/Product.aspx?Item=N82E16822236155

Case - NZXT Source 210 S210-001 Black “Aluminum Brush / Plastic” ATX Mid Tower Computer Case
http://www.newegg.com/Product/Product.aspx?Item=N82E16811146075

Optical Drive - SAMSUNG DVD Burner 24X DVD+R 8X DVD+RW 8X DVD+R DL 24X DVD-R 6X DVD-RW 16X DVD-ROM 48X CD-R 24X CD-RW 48X CD-ROM SATA Model SH-224DB/BEBE - OEM
http://www.newegg.com/Product/Product.aspx?Item=N82E16827151266

I should mention that I need to purchase from newegg, because Im using their preferred account.

http://www.newegg.com/Product/Product.aspx?Item=N82E16813128602

http://www.newegg.com/Product/Product.aspx?Item=N82E16820231654

http://www.newegg.com/Product/Product.aspx?Item=N82E16817151094
or
http://www.newegg.com/Product/Product.aspx?Item=N82E16817139027
or
http://www.newegg.com/Product/Product.aspx?Item=N82E16817151096

5 bucks more.
http://www.newegg.com/Product/Product.aspx?Item=N82E16822148840

RAM - there are g.skill DDR3 2133 @ $75
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231655
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231653