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1) Broadway Com Corp 9968 Black Steel ATX Mid Tower Computer Case 550W Power Supply - Retail Item #: N82E16811162029 $63.50
2) DFI LANPARTY UT 915P-T12 Socket T (LGA 775) Intel 915P ATX Intel Motherboard - Retail Item #: N82E16813136145 $143.00
3) JATON Video-228PCI-Twin Geforce FX5200 128MB DDR PCI Video Card - Retail Item #: N82E16814139144 $77.00
4) Seagate Barracuda 7200.7 SATA NCQ ST3160827AS-RK 160GB 7200 RPM Serial ATA150 Hard Drive - Retail Item #: N82E16822148069 $125.00
5) Intel Pentium 4 640 Prescott 800MHz FSB LGA 775 EM64T Processor Model BX80547PG3200F - Retail Item #: N82E16819116197 $286.99
6) TwinMOS 1GB 240-Pin DDR2 SDRAM DDR2 533 (PC2 4300) Unbuffered System Memory Model TM533/1GB - OEM Item #: N82E16820218202 $151.99

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This is a dazzling, if not ironic, menagrie of quality parts sprinkled with utter crap. Broadway Com? Jaton? TwinMOS? Who?

Pick up a new power supply. You're going to need it.