This is a Gateway power supply for DX310X Desktop Computer model and numbers 103941, 6501066, 6501068, 6506042r, 6506043r, 6506070r, WMEDPS-400RBA

Connector:
1x 24 pin ATX Connector
1x ATX12V 4 pin Connector
1x 6pin PCI-E Connector
5x SATA Connector
2x 4pin Molex Connector
1x Floppy Connector