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ARESGAME AGV Series 650W Power Supply, 80 Plus vs Lian Li SX1200P Platinum Compact ATX Form Factor

Updated August 2026 — Lian Li SX1200P Platinum Compact ATX Form Factor leads on efficiency and build.

The ARESGAME AGV offers great value for budget gamers, while the Lian Li SX1200P excels in performance and efficiency for high-end builds.

Why ARESGAME AGV Series 650W Power Supply, 80 Plus is better

Price

ARESAME is significantly cheaper at $44.99.

Warranty

ARESAME offers a 5-year warranty.

Gaming Focus

ARESAME is designed specifically for mid-range gaming setups.

Why Lian Li SX1200P Platinum Compact ATX Form Factor is better

Power Output

Lian Li provides 1200W compared to ARESGAME's 650W.

Efficiency

Lian Li has an 80 Plus Platinum rating.

Build Quality

Lian Li uses 100% Japanese 105°C-rated capacitors.

Overall score

ARESGAME AGV Series 650W Power Supply, 80 Plus
65
Lian Li SX1200P Platinum Compact ATX Form Factor
85

Specifications

SpecARESGAME AGV Series 650W Power Supply, 80 PlusLian Li SX1200P Platinum Compact ATX Form Factor
Wattage650W1200W
Efficiency Rating80 Plus Bronze80 Plus Platinum
Fan Size120mm120mm
ModularityNon-ModularFull Modular
Warranty5 Years10 Years

Dimension comparison

ARESGAME AGV Series 650W Power Supply, 80 PlusLian Li SX1200P Platinum Compact ATX Form Factor

Price Comparison

The ARESGAME AGV Series 650W Power Supply is significantly more affordable than the Lian Li SX1200P Platinum, with a price of $44.99 compared to the latter's $159.99. This price difference of $115, or about 256%, makes the ARESGAME a compelling option for budget-conscious consumers. While the lower price point of the ARESGAME does not compromise on essential features, the Lian Li's premium price reflects its advanced specifications and higher power output.

Power Output

When it comes to power output, the Lian Li SX1200P stands out with an impressive 1200W compared to the ARESGAME AGV's 650W. This represents an increase of about 85% in wattage, making the Lian Li a better choice for high-performance builds requiring substantial power. The ARESGAME is well-suited for mid-range gaming setups, while the Lian Li can easily handle more demanding configurations with multiple graphics cards or high-performance components.

Efficiency Ratings

In terms of efficiency, the Lian Li SX1200P boasts an 80 Plus Platinum certification, achieving up to 92% efficiency at 50% load. This is a marked improvement over the ARESGAME AGV, which is rated as 80 Plus Bronze with an efficiency of around 85% or higher under typical loads. The higher efficiency of the Lian Li not only translates to lower electricity bills but also contributes to better thermal management and a quieter operation during high loads.

Cooling Technology

Cooling capabilities differ significantly between the two units. The ARESGAME AGV features a 120mm fan designed for quiet operation, while the Lian Li SX1200P incorporates smart cooling technology, including a fanless mode at loads of 40% or less. This allows the Lian Li to operate silently during lighter tasks, which may appeal to users who prioritize a quiet computing environment. For robust performance during high loads, the Lian Li's fan can reach up to 2000 RPM, ensuring excellent heat dissipation.

Build Quality and Warranty

The build quality of the Lian Li SX1200P is superior, featuring 100% Japanese 105°C-rated capacitors for enhanced durability and performance under stress. In contrast, while the ARESGAME AGV is well-built, it does not emphasize such high-end components. Additionally, the Lian Li comes with a 10-year warranty, far exceeding the 5-year warranty of the ARESGAME, indicating greater manufacturer confidence in its longevity and reliability.

Cable Management

Cable management is another area where the Lian Li SX1200P excels, thanks to its flexible braided cables that reduce clutter and improve airflow. This feature can be particularly beneficial in compact builds where space is limited. The ARESGAME AGV, although non-modular, offers long cable lengths and includes cable ties for organization, but it does not provide the same level of flexibility as Lian Li's solution.

User Experience

User experience varies between the two products. The ARESGAME AGV is designed with gamers in mind, offering stable output and attractive aesthetics that fit well in gaming rigs. The Lian Li SX1200P, however, focuses on versatility and performance, ideal for users who may require additional power connections for peripherals or want a system that maintains silent operation. Both power supplies cater to specific user needs, but the Lian Li is positioned for more advanced users.

Which should you buy?

Choosing between the ARESGAME AGV Series 650W Power Supply and the Lian Li SX1200P Platinum ultimately depends on your individual needs and budget. If you are looking for an economical choice for a mid-range gaming setup, the ARESGAME AGV at $44.99 offers solid performance and reliability. However, if you require a higher wattage, superior efficiency, and longevity, the Lian Li SX1200P at $159.99 presents an excellent investment for high-performance systems. In short, budget gamers will benefit from the ARESGAME, while serious builders requiring robust power and advanced features should opt for the Lian Li.