Apevia SPIRIT600W Spirit 600W ATX Power Supply vs Lian Li SX1200P Platinum Compact ATX Form Factor
Updated August 2026 — Lian Li SX1200P Platinum Compact ATX Form Factor leads on modularity and efficiency.
The Lian Li SX1200P offers superior performance and features compared to the Apevia SPIRIT600W, making it the better choice for high-demand systems.
Why Apevia SPIRIT600W Spirit 600W ATX Power Supply is better
Price
Apevia is significantly cheaper at $33.99.
Basic Use
Suitable for mid-range systems.
Weight
Lighter than Lian Li.
Why Lian Li SX1200P Platinum Compact ATX Form Factor is better
Power Output
Lian Li provides 1200W compared to 600W.
Efficiency
Lian Li is 80 Plus Platinum certified.
Warranty
Lian Li has a 10-year warranty.
Overall score
Specifications
| Spec | Apevia SPIRIT600W Spirit 600W ATX Power Supply | Lian Li SX1200P Platinum Compact ATX Form Factor |
|---|---|---|
| Power Output | 600W | 1200W |
| Efficiency Rating | N/A | 80 Plus Platinum |
| Cooling Type | Thermal Fan | Smart Cooling |
| Modular | No | Fully Modular |
| Warranty | N/A | 10 Years |
Dimension comparison
Overview of the Products
The Apevia SPIRIT600W Spirit 600W ATX Power Supply is priced at $33.99, while the Lian Li SX1200P Platinum Compact ATX Form Factor 1200W Power Supply is priced at $159.99. This represents a difference of about 371% in price, with the Lian Li unit being significantly more expensive. However, this price gap may reflect the differences in power capacity, features, and intended use of each product.
Power Output and Efficiency
The Apevia SPIRIT600W provides a total output of 600 watts, which is suitable for mid-range gaming setups and basic workstations. In contrast, the Lian Li SX1200P offers an impressive 1200 watts, making it more suitable for high-performance builds that require significant power, such as those with multiple graphics cards or CPU-intensive tasks. The Lian Li's 80 Plus Platinum certification indicates that it achieves up to 92% efficiency at 50% load, ensuring cooler and quieter operation, while the Apevia does not specify any efficiency rating.
Cooling Features
Cooling is another critical aspect where these two power supplies differ. The Apevia SPIRIT600W features an auto-thermally controlled 120mm fan that adjusts its speed based on the temperature, providing adequate cooling for its power output. Conversely, the Lian Li SX1200P boasts smart cooling technology, including a fanless mode at loads below 40%, allowing for silent operation during lighter use. This feature can enhance the overall user experience, especially in noise-sensitive environments, making the Lian Li a more versatile option.
Modular Design
The Lian Li SX1200P features a fully modular design, allowing users to connect only the cables they need for their specific build. This design not only reduces clutter but also improves airflow, which is critical for maintaining optimal temperatures in high-performance setups. On the other hand, the Apevia SPIRIT600W does not mention a modular design, meaning users are likely to deal with excess cables that could hinder airflow and make cable management more cumbersome.
Connectors and Compatibility
In terms of connectors, the Apevia SPIRIT600W includes a variety of options: 1 x 20/24pin main power, 1 x 4+4pin 12V, 2 x PCI 6+2pin, and multiple SATA and Molex connections. This range provides flexibility for many builds, especially those that require multiple peripherals. However, the Lian Li SX1200P exceeds this with ample PCIe 6+2 connectors, which can power multiple high-performance components, making it an ideal choice for advanced users looking to expand their systems.
Build Quality and Durability
Build quality and durability can greatly affect the longevity and reliability of a power supply. The Lian Li SX1200P is constructed with 100% Japanese 105°C-rated capacitors, which are known for their exceptional durability and stable performance under thermal stress. This makes it a more resilient choice for high-performance applications. In contrast, the Apevia SPIRIT600W does not provide specific details regarding the quality of its internal components, which may raise concerns about its long-term reliability.
Warranty and Support
Warranty and support can play a significant role in purchasing decisions. The Lian Li SX1200P offers a generous 10-year warranty, reflecting confidence in its build quality and performance. Additionally, Lian Li provides RMA support for issues like missing parts or cable color discrepancies. On the other hand, the Apevia SPIRIT600W does not specify any warranty information, which could be a disadvantage for consumers seeking assurance and reliable support after purchase.
Which should you buy?
In summary, the choice between the Apevia SPIRIT600W and the Lian Li SX1200P primarily revolves around your specific needs and budget. If you're looking for a budget-friendly option for a mid-range system, the Apevia SPIRIT600W at $33.99 may suffice. However, for those requiring high performance, multiple connectors, and advanced features like modularity and efficient cooling, the Lian Li SX1200P at $159.99 presents a compelling case despite its higher price. Ultimately, your decision should align with your power requirements and how much you're willing to invest in a reliable power supply.

