Seasonic Vertex PX-1200
1200 W · 80+ Platinum · ATX 3.0
be quiet! Dark Power Pro 13 1300W
1300W · 80+ Titanium · Silent
Seasonic Vertex PX-1200 takes it — here’s why.
In our weighted Specdex score, Seasonic Vertex PX-1200 lands at 93 and be quiet! Dark Power Pro 13 1300W at 92. That puts Seasonic Vertex PX-1200 ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Seasonic Vertex PX-1200 if…
- ✓Rock-solid ripple
- ✓Platinum efficiency
- ✓Long 12-year warranty
Pick be quiet! Dark Power Pro 13 1300W if…
- ✓Quietest 1300W PSU
- ✓80+ Titanium efficiency
- ✓12-year warranty
Winner by scenario
Derived from the sub-score breakdown · not a separate testEfficiency
be quiet! Dark Power Pro 13 1300WCompared on the efficiency sub-score
be quiet! Dark Power Pro 13 1300W leads on efficiency (100 vs 96).
Value for money
Seasonic Vertex PX-1200Specdex score per dollar at MSRP
Seasonic Vertex PX-1200 more score per dollar ($289 vs $449).
Score breakdown
Specs side-by-side
| Spec | Seasonic Vertex PX-1200 | be quiet! Dark Power Pro 13 1300W |
|---|---|---|
| Wattage | 1200 W | 1300W |
| Efficiency | 80+ Platinum | 80+ Titanium |
| Standard | ATX 3.0 | — |
| Connectors | 1× 16-pin 12VHPWR (600W) | — |
| Cooling | — | 135 mm Silent Wings (semi-passive) |
| Modular | — | Fully modular |
| 12VHPWR | — | Native cable included |
| Warranty | — | 12 years |
Seasonic Vertex PX-1200
- +Rock-solid ripple
- +Platinum efficiency
- +Long 12-year warranty
- −Heavy at 2.6 kg
- −Expensive
- −Cables stiff
be quiet! Dark Power Pro 13 1300W
- +Quietest 1300W PSU
- +80+ Titanium efficiency
- +12-year warranty
- −Premium pricing
- −Silent Wings 135 mm fan rare to source for replacement
- −Only one 12VHPWR cable included
FAQ: Seasonic Vertex PX-1200 vs be quiet! Dark Power Pro 13 1300W
Which is better, Seasonic Vertex PX-1200 or be quiet! Dark Power Pro 13 1300W? +
Seasonic Vertex PX-1200 scores 93 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Seasonic Vertex PX-1200 worth the price? +
At $289, Seasonic Vertex PX-1200 delivers a Specdex score of 93 — strongest in efficiency.
Is be quiet! Dark Power Pro 13 1300W worth the price? +
At $449, be quiet! Dark Power Pro 13 1300W delivers a Specdex score of 92 — strongest in efficiency.
Does Seasonic Vertex PX-1200 or be quiet! Dark Power Pro 13 1300W last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for efficiency, Seasonic Vertex PX-1200 or be quiet! Dark Power Pro 13 1300W? +
be quiet! Dark Power Pro 13 1300W — leads on efficiency (100 vs 96). Compared on the efficiency sub-score.
Which is the better value, Seasonic Vertex PX-1200 or be quiet! Dark Power Pro 13 1300W? +
Seasonic Vertex PX-1200 — more score per dollar ($289 vs $449). Specdex score per dollar at MSRP.