Improve on your ram (1 GB in dual channel), and you might want to consider an extra 12 cm papst casefan. An AMD64 can become pretty hot, and if you take a 12 cm papst fan you will introduce some extra cool air in your case without adding much noise. You might want to swap the motherboard for a MSI K8N Neo4/SLI Platinum. This board has an onboard creative soundblaster 24 bits soundchip and provides the same functions as a PCI SB Live card. What kind of monitor are you gonna use? And speakers?