| Product name | SILVERSTONE Essential Series SST-ET650-G | Riotoro ONYX PR-BA0750-SM | COOLMAX V-500 |
| Popularity | 80 | 80 | 80 |
| Rating | | | |
| Shopineer score | 78 | 78 | 78 |
| Price | $84.99 |  $80.99 | $27.99 |
| Brand | SILVERSTONE | Riotoro | COOLMAX |
| Type | ATX | ATX 12V 2.4 | ATX |
| Maximum Power | 650W | 750W | 500W |
| Fans | Single 120 mm silent fan | 120 mm fan | 120mm silent fan |
| PFC | Active PFC(PF > 0.90 at full load) | Active | No |
| Main Connector | 1 x 24 / 20-Pin motherboard connector (500 mm) | | 20+4Pin |
| +12V Rails | Class-leading single +12V rail | Single | Single |
| PCI-Express Connector | 4 x 8 / 6-Pin PCIe connector ("500 mm / 150 mm" x 2) | 2 x 6+2-Pin | No |
| SATA Power Connector | 8 x SATA connector ("500 mm / 150 mm / 150 mm / 150 mm" x 2) | 6 | 2 |
| SLI | | | No |
| Haswell Support | | Yes | No |
| CrossFire | | | |
| Modular | | Semi-Modular | No |
| Energy-Efficient | 80 PLUS GOLD Certified | 80 PLUS BRONZE Certified | No |
| Over Voltage Protection | Yes | Yes | Yes |
| Input Voltage | 90 - 264 V | 100 - 240 V | 115 / 230 V |
| Input Frequency Range | 47 - 63 Hz | 50/60 Hz | 50/60 Hz |
| Input Current | | 10 A | 10A/5.5A |
| Output | | +3.3V@25A, +5V@25A, +12V@62.5A, +5Vsb@3A, -12V@0.8A | +3.3@21A, +5@22A, +12V1@17A, +12v2@17A, +12V3@12A, -12V@0.5A |
| MTBF | >100,000 Hours | 100,000 Hours | >100,000 Hours |
| Approvals | | FCC, UL, CUL, CCC, CE, BSMI, WEEE, RoHS | UL, CSA, FCC, TUV |
| Dimensions | | | 5.60 x 5.90 x 3.30 |
| Weight | 3.62 lbs. | 3.53 lbs. | 2.99 lbs. |
| Connectors | | ATX, CPU, PCI-E, SATA, PERIPHERALS | 1 x Main connector (20+4 pin)1 x 12V(P4)3 x peripheral2 x SATA1 x Floppy |
