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Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W vs Lian Li SX1200P Platinum Compact ATX Form Factor

Updated August 2026 — Lian Li SX1200P Platinum Compact ATX Form Factor leads on fan size and cable flexibilit.

The Lian Li SX1200P Platinum offers superior performance and efficiency, making it the better choice for high-demand systems, while the Apevia is a budget-friendly option for compact builds.

Why Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W is better

Price

Apevia is significantly cheaper at $49.99.

Size

Apevia is more compact, suitable for smaller builds.

Basic Functionality

Apevia provides adequate power for low-demand systems.

Why Lian Li SX1200P Platinum Compact ATX Form Factor is better

Power Output

Lian Li offers 1200W compared to Apevia's 500W.

Efficiency

Lian Li has 80 Plus Platinum certification.

Warranty

Lian Li includes a 10-year warranty.

Overall score

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W
65
Lian Li SX1200P Platinum Compact ATX Form Factor
85

Specifications

SpecApevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500WLian Li SX1200P Platinum Compact ATX Form Factor
Power Output500W1200W
Efficiency RatingNot Specified80 Plus Platinum
Modular DesignFully ModularFully Modular
Cooling Method40mm FanSmart Cooling
WarrantyNot Specified10 Years

Dimension comparison

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500WLian Li SX1200P Platinum Compact ATX Form Factor

Price Comparison

When it comes to price, the Apevia ITX-PFC500W Mini ITX/Flex ATX 500W power supply is significantly more affordable at $49.99 compared to the Lian Li SX1200P Platinum, which is priced at $159.99. This makes the Lian Li about 220% more expensive than the Apevia. For budget-conscious consumers or those building a smaller, less power-demanding system, the Apevia offers a cost-effective solution without sacrificing essential features. The Lian Li, with its higher price tag, reflects its capabilities designed for more demanding setups requiring greater power and efficiency.

Power Output

The power output of these two power supplies varies greatly, with the Lian Li SX1200P Platinum offering a robust 1200W compared to the 500W provided by the Apevia ITX-PFC500W. This significant difference means the Lian Li is equipped to handle high-performance components, making it ideal for gaming rigs or workstations with multiple GPUs. Conversely, the Apevia is more suited for compact builds or systems that do not require extensive power. This distinction in power output is crucial for users when selecting a power supply that meets their system’s demands.

Modular Design

Both power supplies feature a fully modular design, allowing users to connect only the cables they need for their build. This design enhances cable management and airflow within a system. However, the Lian Li SX1200P stands out with its inclusion of flexible braided cables, which facilitate even better organization and airflow, particularly in tight spaces. The Apevia, while fully modular, uses standard cables, which may not provide the same level of flexibility. For users prioritizing aesthetic and functional cable management, the Lian Li’s advanced cable design may be a more appealing choice.

Cooling Solutions

Cooling efficiency is a vital aspect of power supplies, and both models employ different methods to maintain optimal temperatures. The Lian Li SX1200P Platinum features smart cooling technology, including a fanless mode at lower loads, which allows for silent operation. This is particularly beneficial for users who prioritize a quiet environment, such as gamers or professionals working in sound-sensitive settings. In contrast, the Apevia relies on a single 40mm double ball bearing fan for forced air ventilation. While the Apevia's cooling solution is adequate, it does not offer the same level of silence and efficiency as the Lian Li's advanced cooling capabilities.

Efficiency Ratings

Efficiency is another critical factor in choosing a power supply. The Lian Li SX1200P Platinum boasts an 80 Plus Platinum certification, achieving up to 92% efficiency at 50% load. This means it wastes less power and generates less heat, resulting in lower electricity bills and a more environmentally friendly operation. The Apevia, while it provides solid performance, does not specify its efficiency rating, indicating it may not reach the same energy-efficient standards as the Lian Li. For users concerned about energy consumption and operational costs, the Lian Li is the clear winner in this category.

Capacitor Quality

The quality of components used in a power supply can significantly impact its durability and performance. The Lian Li SX1200P Platinum is built with 100% Japanese 105°C-rated capacitors, ensuring it can handle high thermal stress and maintain stable performance over time. This level of quality in capacitors is indicative of a long-lasting product. On the other hand, the Apevia does not provide specific information about the quality of its capacitors. Users looking for reliability and longevity in their power supply should consider the Lian Li’s superior component quality as a significant advantage.

Warranty and Support

In terms of warranty, the Lian Li SX1200P Platinum includes a generous 10-year warranty, demonstrating the manufacturer’s confidence in the product’s durability. This long warranty period can provide peace of mind for users investing in higher-end components. The Apevia does not mention any warranty specifics, which may leave potential buyers uncertain about support and durability. For consumers who value support and assurance in their purchase, the Lian Li’s extensive warranty could be a decisive factor.

Which should you buy?

Ultimately, the choice between the Apevia ITX-PFC500W Mini ITX/Flex ATX 500W and the Lian Li SX1200P Platinum comes down to individual needs and budget. If you are looking for a cost-effective power supply for a compact build and do not require high wattage, the Apevia is an excellent choice at $49.99. However, if you require a high-performance power supply with superior efficiency, cooling solutions, and component quality, the Lian Li, priced at $159.99, is worth the investment. Consider your specific requirements, including power needs, efficiency preferences, and budget, when making your final decision.