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 · 1300 W · ATX

Seasonic Prime TX-1300

ATX 3.1 · 80 PLUS Titanium · Modular

Capability: 93
Cap / price: 23
Wattage value: 26
Amazon: $400

View Seasonic Prime TX-1300 Gallery in high resolution

Available on Amazon Updated Aug 30, 2026 Prime FBA

Capability92.9

Capability / price23.2

Wattage value26.0

$400 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 Prime TX-1300 at a glance

The Seasonic Prime TX-1300 is a 1300 W ATX power supply built to the ATX 3.1 generation. Efficiency is listed as 80 PLUS Titanium. Cables are modular. It supports fan-stop at low load.

The calculated capability score is 92.9, averaging the available wattage, recorded efficiency percentage, and warranty inputs against fixed references. Listed warranty is 12 years. +12V output is 108 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 210 × 150 × 86 mm. Cooling fan size is 135 mm. The unit uses 1 +12V rail at up to 108.00 A per rail. Certifications include 80PLUS®Titanium.

Current value

At $400, price per kilowatt is $307.68. Capability / price is 23.2 and wattage value is 26.0. 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 Prime TX-1300
Launch price: —
Amazon price: $400
Amazon availability: Available
Price updated: Aug 30, 2026

Power & efficiency

Wattage: 1300 W
Efficiency: 80 PLUS Titanium
Recorded efficiency: 94%
Warranty: 12 years

Value

Amazon price: $400
Price / kW: $307.68
Capability: 92.9
Capability / price: 23.2
Wattage value: 26.0

Platform & size

ATX generation: 3.1
Form factor: ATX
Dimensions: 210 × 150 × 86 mm
Modular: Yes
Fanless: No

Electrical

Input voltage: 100-240
+12V output: 108 A
+5V output: 25 A
+3.3V output: 25 A
+12V rails: 1
Max amps / rail: 108.00 A

Cooling & build

Fan size: 135 mm
Fan stop: Yes
Certifications: 80PLUS®Titanium

Additional information

Also listed as: Prime TX-1300

Amazon

Price history

Nearby capability

Similar PSUs

Power supplies close to Seasonic Prime TX-1300 on calculated capability. Open the PSU table to sort, filter, and compare side by side.

Seasonic Seasonic VERTEX GX-1200 1200 W · ATX · Modular

89.5

52.6

56.5

$170

Seasonic Seasonic Vertex PX-1200 1200 W · ATX · Modular

90.2

28.2

30.0

$320

Corsair Corsair HX1500i 1500 W · ATX · Modular

91.1

26.0

34.3

$350

NZXT NZXT C1500 Platinum ATX 3.1 1500 W · ATX · Modular

91.1

27.6

36.4

$330

be quiet! be quiet! Straight Power 12 1500W 1500 W · ATX · Modular

91.1

32.8

43.2

$278

Cooler Master Cooler Master X Silent Edge Platinum 850 Fanless 850 W · ATX · Modular

91.5

14.5

10.8

$631

MSI MSI MEG Ai1300P 1300 W · ATX · Modular

92.2

26.3

29.7

$350

Seasonic Seasonic Prime TX-1300 This PSU

92.9

23.2

26.0

$400

Thermaltake Thermaltake Toughpower GF3 1650W 1650 W · ATX · Modular

93.0

30.1

42.7

$309

Compare these in the PSU table

Discussion

Comments on Seasonic Prime TX-1300

No comments yet.

Vendor copy

Amazon listing details

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

Ultra-High Efficiency 80 PLUS Titanium Certified

Fully Modular Cabling Design

Top-Quality 135 mm Fluid Dynamic Bearing Fan

Micro Tolerance Load Regulation (MTLR) [0.5 %]

PVC Embossed Cable

Seasonic Prime TX-1300 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 Prime TX-1300

Amazon listing details

Your privacy choice