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ASRock PRO-650G Power Supply - 650W 80 Plus Gold vs MUSETEX PC Power Supply 1000W, Full Modular ATX

Updated August 2026 — ASRock PRO-650G Power Supply - 650W 80 Plus Gold wins on efficiency, MUSETEX PC Power Supply 1000W, Full Modular ATX wins on modularity and warranty.

The ASRock PRO-650G is a cost-effective choice for mid-range systems, while the MUSETEX offers superior power and modularity for high-performance builds.

Why ASRock PRO-650G Power Supply - 650W 80 Plus Gold is better

Price

ASRock is $20 cheaper than MUSETEX.

Efficiency

ASRock has 80 PLUS Gold certification.

Warranty

ASRock offers a 3-year warranty.

Why MUSETEX PC Power Supply 1000W, Full Modular ATX is better

Power

MUSETEX provides 1000W compared to ASRock's 650W.

Modularity

MUSETEX features a fully modular design.

Cooling

MUSETEX has a larger 140mm fan for better cooling.

Overall score

ASRock PRO-650G Power Supply - 650W 80 Plus Gold
75
MUSETEX PC Power Supply 1000W, Full Modular ATX
85

Specifications

SpecASRock PRO-650G Power Supply - 650W 80 Plus GoldMUSETEX PC Power Supply 1000W, Full Modular ATX
Certification80 PLUS GoldNot specified
ModularityNon-modularFully modular
Cooling Fan120mm140mm
ProtectionComprehensiveComprehensive
CompatibilityATX 3.1ATX 3.1 & PCIe 5.0

Dimension comparison

ASRock PRO-650G Power Supply - 650W 80 Plus GoldMUSETEX PC Power Supply 1000W, Full Modular ATX

Overview of the ASRock PRO-650G and MUSETEX PC Power Supply

The ASRock PRO-650G Power Supply is priced at $49.99, while the MUSETEX PC Power Supply costs $69.99, making the ASRock model about 29% cheaper. Both power supplies are designed to support modern gaming and productivity systems, but they cater to different user needs in terms of wattage and modularity. The ASRock delivers 650W of power with an 80 PLUS Gold certification, ensuring high energy efficiency, while the MUSETEX boasts a higher capacity of 1000W, making it suitable for more demanding configurations.

Performance and Efficiency

The ASRock PRO-650G offers notable energy efficiency, achieving up to 90% efficiency under typical loads due to its 80 PLUS Gold certification. This means it minimizes power consumption and heat output, which can lead to lower electricity bills over time. In contrast, the MUSETEX PC Power Supply, while not explicitly rated for efficiency in the data provided, does feature high-quality 105°C main capacitors designed for stable performance under heavy loads. This implies that while it may consume more power, it is built to handle demanding tasks effectively.

Compatibility and Future-Proofing

The ASRock PRO-650G is ATX 3.1 Ready, ensuring compatibility with the latest motherboards and components. It provides a stable 54.1A on the +12V rail, which is sufficient for mid-range systems. Conversely, the MUSETEX power supply also meets the ATX 3.1 standard but distinguishes itself with native support for PCIe 5.0 graphics cards. It features a dedicated 12V-2x6 cable capable of supplying up to 600W for high-end GPUs, making it an excellent choice for gamers looking to future-proof their builds.

Modular Design and Cable Management

The MUSETEX PC Power Supply comes with a fully modular design, allowing users to connect only the cables they need. This design not only improves cable management but also enhances airflow within the case, resulting in a cleaner setup. The ASRock PRO-650G, while not fully modular, employs a flat cable design that aids in cable management. However, it does not provide the same level of customization as the MUSETEX, which may be a significant factor for users who prioritize aesthetics and airflow in their builds.

Cooling Solutions

Cooling is a critical aspect of power supply performance, and both models employ effective solutions. The ASRock PRO-650G features a quiet 120mm fan designed to maintain low noise levels during operation. On the other hand, the MUSETEX is equipped with a 140mm ultra-quiet cooling fan with 11 blades, designed for optimal airflow and noise reduction. While both power supplies aim to operate quietly, the larger fan in the MUSETEX may provide better cooling efficiency, particularly under load.

Safety and Protection Features

Safety is paramount in power supplies, and both the ASRock and MUSETEX models incorporate comprehensive protection mechanisms. The ASRock PRO-650G includes protections such as over-voltage, under-voltage, over-power, over-temperature, and short-circuit protection, ensuring a secure operation. Similarly, the MUSETEX features OVP, UVP, SCP, and OPP protections, providing a robust safety net. Both power supplies are designed to safeguard your components, though the ASRock's specific mention of multiple forms of protection could appeal to users looking for additional security.

Warranty and Support

Warranty offerings can significantly influence purchasing decisions. The ASRock PRO-650G is backed by a 3-year warranty, which provides peace of mind for users. In contrast, the MUSETEX comes with an impressive 10-year warranty, highlighting the brand's confidence in its product's longevity and performance. This extended warranty may be particularly attractive to consumers investing in higher-capacity power supplies for gaming or professional use.

Which should you buy?

Choosing between the ASRock PRO-650G and the MUSETEX PC Power Supply ultimately depends on your specific needs. If you're looking for a cost-effective solution for mid-range builds, the ASRock PRO-650G at $49.99 offers excellent efficiency and reliable performance. However, if you're planning a high-performance gaming rig or need to accommodate future upgrades, the MUSETEX at $69.99, with its 1000W capacity and fully modular design, may be the better investment. Consider your system requirements, budget, and the importance of modularity and warranty when making your decision.