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Seasonic · 1000 W · ATX

Seasonic Focus GX-1000 White

ATX 3.0 · 80 PLUS Gold · Modular

Capability: 80
Cap / price: 44
Wattage value: 44
Amazon: $180

View Seasonic Focus GX-1000 White Gallery in high resolution

Available on Amazon Updated Aug 30, 2026 Prime FBA

Capability79.9

Capability / price44.4

Wattage value44.4

$180 on Amazon PSU table Compare this PSU

Size this PSU for a complete buildThe Builder unlocks PSU choices after it knows the CPU, GPU, case format, and estimated demand. Calculate build power first

Written analysis

Seasonic Focus GX-1000 White at a glance

The Seasonic Focus GX-1000 White is a 1000 W ATX power supply built to the ATX 3.0 generation. Efficiency is listed as 80 PLUS Gold. Cables are modular. It supports fan-stop at low load.

The calculated capability score is 79.9, averaging the available wattage, recorded efficiency percentage, and warranty inputs against fixed references. Listed warranty is 10 years. +12V output is 83 A.

Best fit: Systems whose component power budget calls for a supply rated at 1000 W or more.

Platform and cooling

Dimensions are listed as 140 × 150 × 86 mm. Cooling fan size is 120 mm. The unit uses 1 +12V rail at up to 83.00 A per rail. Certifications include 80 PLUS®Gold.

Current value

At $180, price per kilowatt is $180.00. Capability / price is 44.4 and wattage value is 44.4. Compare nearby supplies below; wattage alone does not determine value.

Unit data

Full specifications

Wattage, efficiency, platform size, electrical outputs, connectors, cooling, and value in one technical sheet.

General

Manufacturer: Seasonic
PSU: Seasonic Focus GX-1000 White
Launch price: —
Amazon price: $180
Amazon availability: Available
Price updated: Aug 30, 2026

Power & efficiency

Wattage: 1000 W
Efficiency: 80 PLUS Gold
Recorded efficiency: 90%
Warranty: 10 years

Value

Amazon price: $180
Price / kW: $180.00
Capability: 79.9
Capability / price: 44.4
Wattage value: 44.4

Platform & size

ATX generation: 3.0
Form factor: ATX
Dimensions: 140 × 150 × 86 mm
Modular: Yes
Fanless: No

Electrical

Input voltage: 100-240
+12V output: 83 A
+5V output: 25 A
+3.3V output: 25 A
+12V rails: 1
Max amps / rail: 83.00 A

Cooling & build

Fan size: 120 mm
Fan stop: Yes
Certifications: 80 PLUS®Gold

Additional information

Also listed as: Focus GX-1000 White
Color: White

Amazon

Price history

Nearby capability

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Seasonic Seasonic Focus GX-1000 White This PSU

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Seasonic Seasonic Focus V4 GX-1000 1000 W · ATX · Modular

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ASUS ASUS TUF Gaming 1000W Gold 1000 W · ATX · Modular

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Discussion

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Vendor copy

Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

High Efficiency & Performance: 80 PLUS Gold Certified, tight voltage regulation (±3%), and ample +12V output.

Advanced Cooling & Silent Operation: 135mm Fluid Dynamic Bearing (FDB) fan with Seasonic Hybrid Silent Fan Control.

Optimized Design & Build: OptSink design, compact 140mm size, and highly reliable Japanese 105°C aluminum electrolytic capacitors.

Modular & Durable Connectivity: Fully modular cabling, ATX 3 & PCIe Gen 5 (12V-2x6) support, gold-plated high-current terminals, and PVC embossed cables.

Premium Quality & Reliability: DC-to-DC converter, cable-free connection design, and long-term durability with a 10-year warranty.

Seasonic Focus GX-1000 White at a glance

Platform and cooling

Current value

General

Power & efficiency

Value

Platform & size

Electrical

Cooling & build

Additional information

Price history

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