This article covers MSI MAG A1000GL PCIE5 WHITE PC電源ユニット 1000W ATX3.1.

Overview

The MSI MAG A1000GL PCIE5 WHITE is a 1000W power supply unit compliant with ATX 3.1 and PCIe 5.1 standards. It carries 80 PLUS Gold certification, achieving up to 90% efficiency under typical loads. The fully modular design and all-white finish—including the casing, cables, and connectors—make it a standout choice for white-themed PC builds.
This PSU is built to handle the demanding power spikes of modern high-end graphics cards like the GeForce RTX 40 series and future RTX 50 series. A 135mm FDB (Fluid Dynamic Bearing) fan keeps noise levels low while maintaining effective cooling.
Positioned in the upper-midrange segment, the MAG A1000GL PCIE5 WHITE offers a generous 1000W capacity with native support for the latest power standards, making it ideal for high-performance gaming rigs and creator workstations.

Compatibility Guide

  • Standard ATX form factor (150 x 150 x 86 mm) fits most mid-tower and full-tower cases. Always check your case's PSU clearance before purchase.
  • Connector lineup includes: 1x ATX 24-pin, 2x EPS 8 (4+4) pin, 4x PCIe 8 (6+2) pin, 1x PCIe 5.1 16-pin (600W), 12x SATA, 4x peripheral, and 1x FDD.
  • The native PCIe 5.1 16-pin connector delivers up to 600W directly to compatible GPUs, eliminating the need for adapter cables.
  • Fully modular cabling lets you attach only the cables you need, improving airflow and cable management. A set of cable combs is included for tidy routing.

Product Info

  • Release: Late 2023
  • Price: Approximately ¥29,800 (online retailers)
  • Warranty: 7 years
  • Availability: online retailers, major electronics retailers, PC specialty stores
  • Rated Output: 1000W
  • Efficiency: 80 PLUS Gold (up to 90% at 50% load)
  • Protections: OCP, OVP, OPP, OTP, SCP, UVP
    Market positioning is upper-midrange. The 1000W capacity and ATX 3.1 / PCIe 5.1 compliance make it a future-proof choice for high-end gaming and content creation builds.

Best Use Cases

  • High-End Gamers: Users building a system with an RTX 4080 Super or RTX 4090 for 4K gaming at max settings. The 1000W headroom and native PCIe 5.1 connector handle transient power spikes without issue.
  • White PC Enthusiasts: Anyone aiming for a clean all-white aesthetic. The white casing, cables, and connectors ensure a cohesive look without mismatched components.
  • Future-Proof Builders: Users who plan to upgrade to next-gen GPUs or CPUs within a few years. The ATX 3.1 standard and 1000W capacity provide flexibility for future hardware.

Things to Consider

  • Ensure your case has at least 150mm of PSU clearance. Some compact Micro-ATX or Mini-ITX cases may not accommodate this unit.
  • For midrange builds (e.g., RTX 4060 + Core i5), 1000W is overkill. A 650W–750W PSU would be more cost-effective.
  • Competitors include the Corsair RM1000x and Seasonic FOCUS GX-1000. The MSI MAG A1000GL PCIE5 WHITE differentiates itself with its white color scheme and native PCIe 5.1 support.

FAQ

Q: Is this PSU compatible with the RTX 5090?
A: The RTX 5090 has not been released yet, but the MAG A1000GL PCIE5 WHITE supports ATX 3.1 and PCIe 5.1 with a 600W 16-pin connector, so it should be well-prepared for next-generation high-end GPUs.
Q: Are there other color options besides white?
A: This model is exclusively white. If you prefer a black version, consider the MSI MAG A1000GL PCIE5 (black).
Q: What does the 7-year warranty cover?
A: MSI's 7-year warranty covers manufacturing defects under normal use. During the warranty period, you can receive free repair or replacement. Check MSI's official warranty policy for full details.

Product Disclosure (Amazon)

  • Manufacturer: MSI
  • Seller: Amazon.co.jp
  • Fulfilled by: Amazon.co.jp
  • ASIN: B096Y5NQQ4
  • Note: This article covers a manufacturer-made product based on Amazon listing details.