Blog

Build PC Log in Register

Compute Processors & graphics

Compare the hardware that determines system and gaming performance.

CPU comparison GPU comparison Graphics cards

Foundation Core components

Choose compatible components for a responsive, balanced system.

Motherboards RAM memory NVMe SSDs

System Power, cooling & chassis

Complete the build with reliable power, thermals, and physical compatibility.

Power supplies PC cases CPU coolers Monitors

Build intelligently Start with your priorities

Assemble a compatible system and see how every selection affects performance and value.

Open PC Builder Search the database

Performance lab Understand the numbers

Explore normalized benchmark data, value scores, and side-by-side rankings.

Explore performance charts

CPU Processor charts

Application, gaming, combined, and value-focused CPU rankings.

Performance charts Price/performance Full CPU table

GPU Graphics charts

Compare 1080p, 1440p, and 4K performance across GPU generations.

GPU bar charts Full GPU table Retail cards

Learn Guides & methodology

Learn how PCSpecChart evaluates components and how to use each tool.

User guides About PCSpecChart Contact

Seasonic · 1000 W · ATX

Seasonic Focus GX-1000 White

ATX 3.0 · 80 PLUS Gold · Modular

Capability: 80
Cap / price: 61
Wattage value: 62
Amazon: $130

View Seasonic Focus GX-1000 White Gallery in high resolution

Available on Amazon Updated Oct 11, 2026

Capability79.9

Capability / price61.5

Wattage value61.5

$130 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 $130, price per kilowatt is $129.99. Capability / price is 61.5 and wattage value is 61.5. 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: $130
Amazon availability: Available
Price updated: Oct 11, 2026

Power & efficiency

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

Value

Amazon price: $130
Price / kW: $129.99
Capability: 79.9
Capability / price: 61.5
Wattage value: 61.5

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

Similar PSUs

Power supplies close to Seasonic Focus GX-1000 White on calculated capability. Open the PSU table to sort, filter, and compare side by side.

MSI MSI MAG A1000GL 1000 W · ATX · Modular

79.9

61.5

$130

MSI MSI MPG A1000G 1000 W · ATX · Modular

79.9

39.9

40.0

$200

MSI MSI MPG A1000GS 1000 W · ATX · Modular

79.9

61.5

$130

Seasonic Seasonic Focus GX-1000 White This PSU

79.9

61.5

$130

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

79.9

39.8

$201

Thermaltake Thermaltake Toughpower GF3 1000W 1000 W · ATX · Modular

79.9

40.1

40.2

$199

Corsair CORSAIR RM1000x 1000 W · ATX · Modular

80.2

44.6

44.4

$180

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

80.2

48.1

47.9

$167

ASUS ASUS ROG Strix 1000W Gold Aura Edition 1000 W · ATX · Modular

80.2

37.3

37.2

$215

Compare these in the PSU table

Discussion

Comments on Seasonic Focus GX-1000 White

No comments yet.

Vendor copy

Amazon listing details

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

ATX 3.1 / PCIE 5.1 ready. Native 12V-2x6 connector

80 PLUS and Cybenetics Gold certified

OptiSink Design

NVIDIA RTX 5090 AMD RX 9000 ready

Hybrid fan control with 135 mm FDB fan

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

Similar PSUs

Comments on Seasonic Focus GX-1000 White

Amazon listing details

Your privacy choice