Part Compatibility Check

Hey, I am building my first computer ever so just looking for a final check on what I am considering getting. Let me know if everything should be fine or if any issues come to mind. Thanks.

CPU: Intel Core i5-3550 Quad-Core Processor 3.3 GHz 6 MB Cache LGA 1155 - BX80637I53550

Cooler: Stock Cooler.

Motherboard: BIOSTAR TZ77B LGA 1155 Intel Z77 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard with UEFI BIOS

RAM: Corsair Memory 8 Dual Channel Kit DDR3 1600 (PC3 12800) 240-Pin DDR3 SDRAM CMX8GX3M2A1600C9

Video Card: EVGA GeForce GTX 570 HD Double Shot 1280 MB GDDR5 PCB PCI-E 2.0 Graphics Card 012-P3-1577-KR

Storage: Western Digital 1 TB Caviar Blue SATA III 7200 RPM 32 MB Cache Bulk/OEM Desktop Hard Drive - WD10EALX

Optical Drive: Sony AD-7280S-0B 24x SATA Internal DVD+/-RW Drive (Black)

Power Supply: Rosewill CAPSTONE Series CAPSTONE-650 650W Continuous @ 50°C, 80 PLUS GOLD Certified, Single +12V Rail, ATX12V v2.31 / EPS12V v2.92, SLI Ready, CrossFire Ready, Active - PFC Power Supply

Case: Corsair Carbide Series 400R Mid Tower Gaming Computer Case - CC-9011011-WW

OS: Microsoft Windows 7 Home Premium SP1 64-bit - OEM

I am also considering SAPPHIRE 11188-22-20G Radeon HD 6950 2GB 256-bit GDDR5 PCI Express 2.1 x16 HDCP Ready CrossFireX Support Video Card (OC Edition) for a cheaper video card. Any thoughts? I am trying to not go over $1000.