ASRock has successfully expanded its component ecosystem beyond motherboards and graphics cards, venturing into the power supply market with compelling offerings. The ASRock Steel Legend SL-850P 850W PSU is a prime example, designed to cater to the needs of modern gamers and PC builders, especially those seeking a cohesive aesthetic to match the popular Steel Legend motherboard series.
This power supply unit (PSU) is not just about looks; it’s packed with features that position it as a strong contender in the mid-to-high-end market. At its core, it delivers 850 watts of continuous power with an 80 Plus Gold efficiency certification, promising at least 90% efficiency at 50% load. This ensures less energy is wasted as heat, contributing to a cooler and quieter system.
One of its most significant advantages is its future-proof design. The Steel Legend 850W is fully compliant with ATX 3.0 and PCIe 5.0 standards. This includes a native 12VHPWR (16-pin) connector capable of delivering up to 600W to the latest power-hungry graphics cards, such as NVIDIA’s GeForce RTX 40 series, without needing clumsy adapters.
The aesthetic appeal is a major draw for this unit. It features a clean, all-white chassis and fully modular, flat white cables. This design choice is perfect for builders aiming for a pristine, white-themed PC, allowing for immaculate cable management and superior airflow within the case. The fully modular nature means you only connect the cables you need, reducing clutter significantly.
Internally, the Steel Legend 850W is built on the proven and reliable Channel Well Technology (CWT) CSZ platform. ASRock has equipped it with high-quality components, including 100% Japanese capacitors, which are renowned for their durability and stability, ensuring a longer lifespan and consistent performance even under demanding conditions.
Cooling is handled by a quiet 120mm Fluid Dynamic Bearing (FDB) fan. This fan incorporates a Smart Fan feature, which keeps it turned off under low load conditions for completely silent operation. As the load and temperature increase, the fan spins up gradually, effectively cooling the internal components while maintaining low noise levels.
Performance testing reveals that the PSU excels in critical areas. Voltage regulation is superb, with minimal deviation across the +12V, +5V, and +3.3V rails. This tight regulation ensures that all connected components receive stable and reliable power, which is essential for system stability, especially during overclocking or intense gaming sessions.
Furthermore, the unit demonstrates excellent ripple suppression. Low ripple means the DC output is clean and free from electrical noise, which protects sensitive components like the CPU and GPU from potential damage and instability over the long term. The Steel Legend 850W performs well within the strict ATX specification limits.
ASRock also provides a comprehensive suite of protection circuits, including Over Current Protection (OCP), Over Voltage Protection (OVP), Under Voltage Protection (UVP), Short Circuit Protection (SCP), Over Power Protection (OPP), and Over Temperature Protection (OTP). This full range of safeguards ensures both the PSU and your valuable PC components are protected from electrical faults.
Backed by a generous 10-year warranty, ASRock signals its confidence in the unit’s longevity and reliability. This long warranty period provides peace of mind for users, making it a secure long-term investment for any high-performance PC build.
In conclusion, the ASRock Steel Legend SL-850P 850W PSU stands out as a high-quality, feature-rich, and aesthetically pleasing power supply. Its combination of 80 Plus Gold efficiency, ATX 3.0 and PCIe 5.0 compliance, excellent performance, and a striking white design makes it an easy recommendation, especially for builders already invested in the ASRock Steel Legend ecosystem or anyone planning a stylish and powerful white build.
Source: Funky Kit