Seasonic PRIME TX-1300
1300W · 80+ Titanium · 12VHPWR
Thermaltake Toughpower GF3 1200W
1200 W · Gold
Seasonic PRIME TX-1300 takes it — here’s why.
In our weighted Specdex score, Seasonic PRIME TX-1300 lands at 93 and Thermaltake Toughpower GF3 1200W at 85. That puts Seasonic PRIME TX-1300 ahead by 8 points — a decisive 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 Thermaltake Toughpower GF3 1200W if…
- ✓Modular cabling on most
- ✓ATX 3.1 / 12V-2x6 support
- ✓10-year warranty on many
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 85).
Value for money
Thermaltake Toughpower GF3 1200WSpecdex score per dollar at MSRP
Thermaltake Toughpower GF3 1200W more score per dollar ($229 vs $359).
Score breakdown
Specs side-by-side
| Spec | Seasonic PRIME TX-1300 | Thermaltake Toughpower GF3 1200W |
|---|---|---|
| Wattage | 1300W | 1200 W |
| Efficiency | 80+ Titanium | Gold |
| Cooling | 135 mm fluid-dynamic-bearing fan | — |
| Modular | Fully modular | — |
| 12VHPWR | Native cable included | — |
| Warranty | 12 years | — |
Seasonic PRIME TX-1300
- +80+ Titanium efficiency
- +12-year warranty
- +Pure-DC fan profile
- −Premium pricing
- −Heavier than Gold-rated equivalents
- −Cables stiff
Thermaltake Toughpower GF3 1200W
- +Modular cabling on most
- +ATX 3.1 / 12V-2x6 support
- +10-year warranty on many
- −Bulky on higher wattages
- −Fan noise varies by load
- −Cable length may not fit some cases
FAQ: Seasonic PRIME TX-1300 vs Thermaltake Toughpower GF3 1200W
Which is better, Seasonic PRIME TX-1300 or Thermaltake Toughpower GF3 1200W? +
Seasonic PRIME TX-1300 scores 93 on our weighted rubric — ahead by 8. 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 Thermaltake Toughpower GF3 1200W worth the price? +
At $229, Thermaltake Toughpower GF3 1200W delivers a Specdex score of 85 — strongest in noise.
Does Seasonic PRIME TX-1300 or Thermaltake Toughpower GF3 1200W 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 Thermaltake Toughpower GF3 1200W? +
Seasonic PRIME TX-1300 — leads on efficiency (100 vs 85). Compared on the efficiency sub-score.
Which is the better value, Seasonic PRIME TX-1300 or Thermaltake Toughpower GF3 1200W? +
Thermaltake Toughpower GF3 1200W — more score per dollar ($229 vs $359). Specdex score per dollar at MSRP.