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Seasonic Vertex GX-1000 — 1000 W · Gold
Seasonic

Seasonic Vertex GX-1000

1000 W · Gold

90
/ 100
From $199
VS
Seasonic Vertex GX-1000 wins by 2
Seasonic Focus GX-850 — 850 W · Gold
Seasonic

Seasonic Focus GX-850

850 W · Gold

88
/ 100
From $149
Specdex verdict

Seasonic Vertex GX-1000 takes it — here’s why.

In our weighted Specdex score, Seasonic Vertex GX-1000 lands at 90 and Seasonic Focus GX-850 at 88. That puts Seasonic Vertex GX-1000 ahead by 2 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Seasonic Vertex GX-1000 if…

  • Modular cabling on most
  • ATX 3.1 / 12V-2x6 support
  • 10-year warranty on many

Pick Seasonic Focus GX-850 if…

  • Modular cabling on most
  • ATX 3.1 / 12V-2x6 support
  • 10-year warranty on many
Seasonic Vertex GX-1000 90
vs
88 Seasonic Focus GX-850

Score breakdown

Seasonic Vertex GX-1000
90
efficiency 90
noise 86
cables 86
value 84
Seasonic Focus GX-850
88
efficiency 88
noise 86
cables 86
value 84

Specs side-by-side

Seasonic Vertex GX-1000 versus Seasonic Focus GX-850 — full spec comparison
Spec Seasonic Vertex GX-1000 Seasonic Focus GX-850
Wattage
1000 W
850 W
Efficiency
Gold
Gold

Seasonic Vertex GX-1000

Pros
  • +Modular cabling on most
  • +ATX 3.1 / 12V-2x6 support
  • +10-year warranty on many
Cons
  • Bulky on higher wattages
  • Fan noise varies by load
  • Cable length may not fit some cases

Seasonic Focus GX-850

Pros
  • +Modular cabling on most
  • +ATX 3.1 / 12V-2x6 support
  • +10-year warranty on many
Cons
  • Bulky on higher wattages
  • Fan noise varies by load
  • Cable length may not fit some cases

FAQ: Seasonic Vertex GX-1000 vs Seasonic Focus GX-850

Which is better, Seasonic Vertex GX-1000 or Seasonic Focus GX-850? +

Seasonic Vertex GX-1000 scores 90 on our weighted rubric — ahead by 2. Your best pick depends on the sub-scores above.

Is Seasonic Vertex GX-1000 worth the price? +

At $199, Seasonic Vertex GX-1000 delivers a Specdex score of 90 — strongest in efficiency.

Is Seasonic Focus GX-850 worth the price? +

At $149, Seasonic Focus GX-850 delivers a Specdex score of 88 — strongest in efficiency.

Does Seasonic Vertex GX-1000 or Seasonic Focus GX-850 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.