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Seasonic · 750 W · ATX

SEASONIC CORE V2 GX-750

ATX 3.1 · 80 PLUS Gold · Modular

Capability: 67
Cap / price: 58
Wattage value: 53
Amazon: $114

View SEASONIC CORE V2 GX-750 Gallery in high resolution

Available on Amazon Updated Oct 11, 2026

Capability66.5

Capability / price58.3

Wattage value52.6

$114 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 CORE V2 GX-750 at a glance

The SEASONIC CORE V2 GX-750 is a 750 W ATX power supply built to the ATX 3.1 generation. Efficiency is listed as 80 PLUS Gold. Cables are modular. It supports fan-stop at low load.

The calculated capability score is 66.5, averaging the available wattage, recorded efficiency percentage, and warranty inputs against fixed references. Listed warranty is 7 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 $114, price per kilowatt is $152.13. Capability / price is 58.3 and wattage value is 52.6. 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 CORE V2 GX-750
Launch price: —
Amazon price: $114
Amazon availability: Available
Price updated: Oct 11, 2026

Power & efficiency

Wattage: 750 W
Efficiency: 80 PLUS Gold
Recorded efficiency: 90%
Warranty: 7 years

Value

Amazon price: $114
Price / kW: $152.13
Capability: 66.5
Capability / price: 58.3
Wattage value: 52.6

Platform & size

ATX generation: 3.1
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: CORE V2 GX-750
Color: Black

Amazon

Price history

Nearby capability

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Seasonic SEASONIC CORE V2 GX-750 This PSU

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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.

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

80 PLUS Gold and Cybenetics Platinum certified

OptiSink Design

NVIDIA RTX 5070 Ti AMD RX 9000 ready

12V-2x6 to dual 8-pin PCIe cable included