Do these parts work together for a computer? Have any suggestions? Also, are these products worth buying? Thanks! Here is what I have so far:

Case- NZXT Guardian Black SECC Steel Chassis ATX Mid Tower Case 921RB-BL

Power- CORSAIR Enthusiast Series TX850 V2 850W ATX12V v2.31/ EPS12V v2.92 80 PLUS BRONZE Certified Active PFC High Performance Power Supply

Motherboard- MSI A55M-P33 FM1 AMD A55 (Hudson D2) Micro ATX AMD Motherboard with UEFI BIOS

Memory/RAM- G.SKILL Ares Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-1600C9D-8GAB

CPU- AMD A8-5600K Trinity 3.6GHz (3.9GHz Turbo) Socket FM2 100W Quad-Core Desktop APU (CPU + GPU) with DirectX 11 Graphic AMD Radeon HD 7560D AD560KWOHJBOX

Heat Sink- COOLER MASTER Hyper 212 EVO RR-212E-20PK-R2 Continuous Direct Contact 120mm Sleeve CPU Cooler Compatible with latest Intel 2011/1366/1155 and AMD FM1/FM2/AM3+

Thermal Paste- Arctic Silver 5 High-Density Polysynthetic Silver Thermal Compound AS5-3.5G - OEM

Hard Drive- Seagate Barracuda ST31000524AS 1TB 7200 RPM 32MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive -Bare Drive

Graphics Card- MSI N650-1GD5/OC GeForce GTX 650 1GB 128-bit GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card

Optical Drive- ASUS Black 12X BD-ROM 16X DVD-ROM 48X CD-ROM SATA Internal Blu-ray Drive Model BC-12B1ST/BLK/B/AS - OEM

Also, what do I need for WiFi?

Thanks!
awj001