| Product name | SeaSonic FOCUS series SSR-750FM | Hanmi Micronics ASTRO Full Modular 750W | ZT Series OCZ-ZT550W |
| Popularity | 80 | 80 | 80 |
| Rating | | | |
| Shopineer score | 78 | 78 | 78 |
| Price | $106.99 |  $92.99 | $92.39 |
| Brand | SeaSonic | Hanmi Micronics | OCZ |
| Type | Intel ATX 12 V | ATX | ATX12V v2.2 |
| Maximum Power | 750W | 750W | 550W |
| Fans | 120mm Fluid Dynamic Bearing Fan | 1 | 1 x 140mm Fan |
| PFC | | Active | Active |
| Main Connector | 20+4Pin | 20+4Pin | 20+4Pin |
| +12V Rails | Single | Single | Single |
| PCI-Express Connector | 2 x 6+2-Pin | 1 x 6-Pin, 4 x 6+2-Pin | 2 x 6+2-Pin |
| SATA Power Connector | 8 | 6 | 6 |
| SLI | | No | |
| Haswell Support | | Yes | Yes |
| CrossFire | | No | |
| Modular | Semi-Modular | Full Modular | Full Modular |
| Energy-Efficient | 80 PLUS GOLD Certified | 80 PLUS GOLD Certified | 80 PLUS BRONZE Certified |
| Over Voltage Protection | Yes | Yes | Yes |
| Input Voltage | 100 - 240 V | 100 - 240 V | 100 - 240 V |
| Input Frequency Range | 50/60 Hz | 50/60 Hz | 50/60 Hz |
| Input Current | 10 - 5 A | 22A @ 5V, 22A @ 3.3V, 62.5A @ 12V | 8A @ 115V, 4A @ 230V |
| Output | +3.3V@20A, +5V@20A, +12V@62A, -12V@0.3A, +5VSB@3A | 750W | +3.3V@24A, +5V@24A, +12V@45A, -12V@0.5A, +5VSB@3A |
| MTBF | 100,000 hours MTBF @ 25 C, excl. fan | >120,000 Hours | >100,000 Hours |
| Approvals | cTUVus, TUV, CB, CCC, BSMI, EAC, RCM | | UL, CUL, CE, CB, FCC Class B, T |
| Dimensions | 5.91 x 5.51 x 3.39 | | 5.9 x 3.4 x 6.9 |
| Weight | 7.2 lbs. | | 4.94 lbs. |
| Connectors | 1 x Main Power (24/20 pins) - attached1 x CPU (8/4 pins) - attached2 x PCIe (8/6 pins) - modular8 x SATA - modular3 x Peripheral - modular1 x Floppy - modular | | 1 x 20+4-pin ATX1 x 4+4-pin ESP/12V CPU2 x 6+2-pin PCI-E6 x 4-pin Peripheral6 x 5-pin SATA1 x FDD |
