Seasonic PRIME TX-1300
1300W · 80+ Titanium · 12VHPWR
NZXT C1500 Platinum
1500 W · Platinum · ATX 3.1
Seasonic PRIME TX-1300 takes it — here’s why.
In our weighted Specdex score, Seasonic PRIME TX-1300 lands at 93 and NZXT C1500 Platinum at 91. That puts Seasonic PRIME TX-1300 ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Seasonic PRIME TX-1300 if…
- ✓80+ Titanium efficiency
- ✓12-year warranty
- ✓Pure-DC fan profile
Pick NZXT C1500 Platinum if…
- ✓Massive 1500 W headroom
- ✓ATX 3.1 12V-2x6
- ✓CAM software monitoring
Winner by scenario
Derived from the sub-score breakdown · not a separate testEfficiency
Seasonic PRIME TX-1300Compared on the efficiency sub-score
Seasonic PRIME TX-1300 leads on efficiency (100 vs 94).
Value for money
TieSpecdex score per dollar at MSRP
Effectively tied — similar score-per-dollar at MSRP.
Score breakdown
Specs side-by-side
| Spec | Seasonic PRIME TX-1300 | NZXT C1500 Platinum |
|---|---|---|
| Wattage | 1300W | 1500 W |
| Efficiency | 80+ Titanium | 80+ Platinum |
| Cooling | 135 mm fluid-dynamic-bearing fan | — |
| Modular | Fully modular | — |
| 12VHPWR | Native cable included | — |
| Warranty | 12 years | — |
| Standard | — | ATX 3.1 |
| Connectors | — | 1× 12V-2x6 (600W) |
Seasonic PRIME TX-1300
- +80+ Titanium efficiency
- +12-year warranty
- +Pure-DC fan profile
- −Premium pricing
- −Heavier than Gold-rated equivalents
- −Cables stiff
NZXT C1500 Platinum
- +Massive 1500 W headroom
- +ATX 3.1 12V-2x6
- +CAM software monitoring
- −Overkill for most builds
- −Expensive
- −Fan a hair loud at max
FAQ: Seasonic PRIME TX-1300 vs NZXT C1500 Platinum
Which is better, Seasonic PRIME TX-1300 or NZXT C1500 Platinum? +
Seasonic PRIME TX-1300 scores 93 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.
Is Seasonic PRIME TX-1300 worth the price? +
At $359, Seasonic PRIME TX-1300 delivers a Specdex score of 93 — strongest in efficiency.
Is NZXT C1500 Platinum worth the price? +
At $349, NZXT C1500 Platinum delivers a Specdex score of 91 — strongest in efficiency.
Does Seasonic PRIME TX-1300 or NZXT C1500 Platinum 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 PRIME TX-1300 or NZXT C1500 Platinum? +
Seasonic PRIME TX-1300 — leads on efficiency (100 vs 94). Compared on the efficiency sub-score.