Ok another noob question but, I've got a spare PSU and I've finally have decided on a build I want and will a 520W PSU be enough to power the following
Gigabyte-EP45-UD3R
Intel Pentium Wolfdale E5200 2.5GHZ
Radeon 4830
2GB G skill ram
Seagate barracuda 640GB HDD
Some random IDE optical drive I have







