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Cooler Master X Silent MAX 1300 Platinum Power Supply, PCIe 5.1 Ready | Certification Cybenetics Platinum & Noise A++, 80 PLUS Gold, 1300W, Workstation PC, ATX 3.1, 12V-2x6 Cable, Fully Modular

Cooler Master X Silent MAX 1300 Platinum Power Supply

Bottom line: The Cooler Master X Silent MAX 1300 Platinum Power Supply is a specs-and-price decision rather than a crowd-consensus one in the power supplies category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Before you buy

  • Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

The X Silent MAX Platinum delivers ultra-quiet performance with a Mobius fan under 25dBA and Zero-RPM mode. Its aluminum thermal design ensures superior cooling, while 80 Plus Platinum efficiency provides stable, energy-efficient power. Supporting ATX 3.1 and including 12V-2x6 GPU cables, premium Infineon ICs, and Japanese capacitors, it powers high-performance systems reliably. Fully modular cabling and MasterCTRL software integration enable easy setup and monitoring. Backed by a 15-year warranty, it offers silent, powerful, and dependable performance.

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SpecPicks Verdict

SpecPicks scored Cooler Master X Silent MAX 1300 Platinum Power Supply using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Compare with similarly-priced alternatives in the power supplies category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Patented Aluminum Thermal Design – Engineered with a premium aluminum thermal structure that improves heat dissipation, enhances durability, and maintains stable performance in demanding high-load environments.
  • Dual 12V-2x6 GPU Support – Supports dual 12V-2x6 connectors, enabling high-power dual GPU configurations ideal for AI computing, machine learning workloads, and next-generation graphics performance. Color-coded connectors (black & purple) ensure proper installation.
  • ATX 3.1 High-Power Delivery – Built to the ATX 3.1 standard, delivering up to 600W of dedicated GPU power for next-generation graphics cards and high-performance PC builds.
  • Ultra-Quiet Mobius Fan Cooling – Advanced Mobius fan operates at low speeds or Zero-RPM mode when cooling demand is minimal, delivering efficient heat dissipation while maintaining ultra-quiet operation at just 25 dBA.
  • 80+ Platinum Efficiency – Achieves up to 92% efficiency, reducing wasted energy while delivering stable and reliable power to your system components.

Full Specifications

BrandCooler Master
Model NameX Silent MAX Platinum 1300
Unit Count1 Count
Form FactorATX
Model NumberMPS-D001-AFAP-MBUS
CompatibilityPC
Connector Type12V-2x6, ATX, EPS, PCI Express, SATA
Cooling MethodAir
Number of Fans1
Output Wattage1300 watts
Item Dimensions7.08 x 5.9 x 3.38 inches
Mfr Part NumberMPS-D001-AFAP-MBUS
Number of Items1
Number of Packs1
Compatible DevicesDesktop
Power Supply DesignFull Modular
Warranty Description15 Year Manufacturer
Maximum Input Voltage120 volts_of_alternating_current
Minimum Input Voltage90 volts_of_alternating_current
Item dimensions L x W x H7.08 x 5.9 x 3.38 inches
Full listing titleCooler Master X Silent MAX 1300 Platinum Power Supply, PCIe 5.1 Ready | Certification Cybenetics Platinum & Noise A++, 80 PLUS Gold, 1300W, Workstation PC, ATX 3.1, 12V-2x6 Cable, Fully Modular

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Cooler Master X Silent MAX 1300 Platinum Power Supply, PCIe 5.1 Ready | Certification Cybenetics Platinum & Noise A++, 80 PLUS Gold, 1300W, Workstation PC, ATX 3.1, 12V-2x6 Cable, Fully Modular is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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Cooler Master X Silent MAX 1300 Platinum Power Supply, PCIe 5.1 Ready | Certification Cybenetics Platinum & Noise A++, 80 PLUS Gold, 1300W, Workstation PC, ATX 3.1, 12V-2x6 Cable, Fully Modular
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