The Seasonic Prime TX-850 wins in 4 out of 7 comparable specs. Its biggest advantage is Warranty (300% better).
500 BQ wins in 1 spec (MSRP: 80% better).
Recommendation
Choose Prime TX-850 if you want the best overall performance — especially warranty.
Choose 500 BQ if msrp matters more to you.
| Spec | EVGA500 BQ | SeasonicPrime TX-850 |
|---|---|---|
| Power | ||
| Wattage | 500W | 850W+70% |
| Efficiency | 80+ Bronze | 80+ Titanium+200% |
| ATX Version | ATX 2.0 | ATX 2.0 |
| Design | ||
| Modular | Semi | Full+50% |
| Fan Size | 120 mm | 135 mm |
| Depth | 140 mm | 170 mm |
| Connectors | ||
| SATA Connectors | N/A | 14 |
| PCIe Connectors | N/A | 6 |
| Features | ||
| 12VHPWR Connector | No | No |
| Warranty | 3 | 12+300% |
| Price | ||
| MSRP | $40−80% | $200 |
| Release Date | Jan 2019 | Oct 2019 |
