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Seasonic · 750 W · ATX

Seasonic Focus V4 GX-750

ATX 3.0 · 80 PLUS Gold · Modular

Capability: 75
Cap / price: 53
Wattage value: 43
Amazon: $140

View Seasonic Focus V4 GX-750 Gallery in high resolution

Available on Amazon Updated Aug 30, 2026

Capability74.8

Capability / price53.5

Wattage value42.9

$140 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 V4 GX-750 at a glance

The Seasonic Focus V4 GX-750 is a 750 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 74.8, averaging the available wattage, recorded efficiency percentage, and warranty inputs against fixed references. Listed warranty is 10 years. +12V output is 62 A.

Best fit: Performance desktops whose calculated component load fits comfortably within a 750–999 W supply.

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 62.00 A per rail. Certifications include 80 PLUS®Gold.

Current value

At $140, price per kilowatt is $186.63. Capability / price is 53.5 and wattage value is 42.9. 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 V4 GX-750
Launch price: —
Amazon price: $140
Amazon availability: Available
Price updated: Aug 30, 2026

Power & efficiency

Wattage: 750 W
Efficiency: 80 PLUS Gold
Recorded efficiency: 90%
Warranty: 10 years

Value

Amazon price: $140
Price / kW: $186.63
Capability: 74.8
Capability / price: 53.5
Wattage value: 42.9

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: 62 A
+5V output: 20 A
+3.3V output: 20 A
+12V rails: 1
Max amps / rail: 62.00 A

Cooling & build

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

Additional information

Also listed as: Focus V4 GX-750
Color: Black

Amazon

Price history

Nearby capability

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Seasonic Seasonic Focus GX-750 White 750 W · ATX · Modular

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Seasonic Seasonic Focus V4 GX-750 This PSU

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Thermaltake Thermaltake Toughpower GF A3 750W 750 W · ATX · Modular

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Thermaltake Thermaltake Toughpower GF3 750W 750 W · ATX · Modular

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Lian Li Lian Li EDGE Gold 750W 750 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.

SEASONIC FOCUS V4 GX-750 ATX3 (Ref. SRP-FGX751-A5A32SF)

High Efficiency, 80 PLUS Gold Certified

ATX 3 and 16-Pin PCIe Gen 5 Cable (12V-2x6)

OptiSink Design

Fully Modular Cabling Design

Seasonic Focus V4 GX-750 at a glance

Platform and cooling

Current value

General

Power & efficiency

Value

Platform & size

Electrical

Cooling & build

Additional information

Price history

Similar PSUs

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