Corsair Memory CMPSU-650HX$125.00 to $211.00

This Corsair Memory (CMPSU-650HX) power supply unit provides power of 650 watts, it's fully compatible with ATX.
Manufacturer:Corsair Memory Product MPN MPN | CMPSU650HX | Key Features Wattage | 650 Watt | Number of Fans | Single Fan | Compatibility | ATX | Power Properties DC Output | +3.3V @ 24A, +5V @ 30A, +5VSB @ 3A, +12V @ 52A, +12V (2nd) @ 0.8A | Other Features MTBF | 100000 Hours | Dimensions Width | 5.9 in. | Depth | 5.9 in. | Height | 3.4 in. | Miscellaneous UPC | 843591005425 |
Tags:corsair, memory, cmpsu-650hx,
| HP 437572-B21$92.00 to $379.00

This Hewlett Packard (437572-B21) power supply unit provides power of 200 watts.
Manufacturer:Hewlett Packard Product MPN MPN | 437572B21 | Key Features Wattage | 200 Watt | Miscellaneous UPC | 5051964144182 |
Tags:hp, 437572-b21,
| Ultra Products LS400$35.00 to $53.00

Ultra LS power supplies offer a Lifetime Warranty, more connectivity choices than the typical power supply, and have built in short circuit protection. The LS supports all Intel and AMD platforms, SATA devices and PCI Express graphics cards.
Manufacturer:Ultra Products Product MPN MPN | LS400 | Key Features Wattage | 400 Watt | Number of Fans | Single Fan | Compatibility | ATX | Power Properties AC Input | 115V @ 10A, 230V @ 6A | DC Output | +3.3V @ 18A, +5V @ 28A, +5VSB @ 2A, +12V @ 20A, -5V @ 0.6A, -12V @ 0.6A | Dimensions Width | 5.7 in. | Depth | 6 in. | Height | 3.3 in. | Weight | 4.5 lb. | Warranty Warranty | Lifetime | Miscellaneous UPC | 22769401058 |
Tags:ultra, products, ls400,
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This Hewlett Packard (348114-001) power supply unit provides power of 1300 watts.

This Ultra Products X3 1600-WATT Modular Psu power supply unit provides power of 600 watts, it's fully compatible with ATX.

The OCZ ModXStream provides Universal Input and Active PFC (Power Factor Correction) to effectively regulate input voltage across worldwide power grids and maintain an economical, stable supply of power.

The Signature 850 features DC to DC voltage regulator modules which ensure greater system stability, and an 80mm Pulse Width Modulation (PWM) fan which can run up to 50% quieter than standard fans.