Will these components work together and will the completed system be pretty decent? AOpen "AK79D-400 MAX" nForce2 Ultra 400 Chipset Motherboard for AMD Socket A CPU -RETAIL .00 AMD Sempron 2500+ 1.750GHz, Socket A Processor - Retail .00 ENERMAX BLACK ATX 10-BAY MID-TOWER CASE with 400W Power Supply, Model "CS-EN5171LBFS-B" .50 Crucial 184 Pin 512MB DDR PC-3200 8T - OEM .00 I already have a HD and CDR Thanks, Jim