The Thermaltake Toughpower GF3 850W wins in 2 out of 7 comparable specs. Its biggest advantage is Modular (50% better).
Pure Power 13 M 850W wins in 1 spec (ATX Version: 3% better).
Recommendation
Choose Toughpower GF3 850W if you want the best overall performance — especially modular.
Choose Pure Power 13 M 850W if atx version matters more to you.
| Spec | be quiet!Pure Power 13 M 850W | ThermaltakeToughpower GF3 850W |
|---|---|---|
| Power | ||
| Wattage | 850W | 850W |
| Efficiency | 80+ Gold | 80+ Gold |
| ATX Version | ATX 3.1+3% | ATX 3.0 |
| Design | ||
| Modular | Semi | Full+50% |
| Fan Size | 120 mm | 120 mm |
| Depth | 160 mm | 150 mm |
| Features | ||
| 12VHPWR Connector | Yes | Yes |
| Warranty | 10 | 10 |
| Price | ||
| MSRP | $130 | $120−8% |
| Release Date | Jun 2025 | Jan 2023 |
