Thermalright TR-SP850W 80 Plus Platinum Full-Modular Power Supply

About Thermalright TR-SP850W

The Thermalright TR-SP850W is a premium $850\text{W}$ power supply unit (PSU) from the SP series, explicitly designed for high-end gaming and workstation builds that prioritize top-tier efficiency and a clean aesthetic. The "W" suffix confirms the White color scheme of the chassis and potentially the cables, ideal for white-themed PC builds.Elite Platinum Efficiency and Future-Ready Power 80 PLUS Platinum Certification: This is the unit's standout feature, guaranteeing exceptional energy efficiency—up to $92\%$ efficiency at $50\%$ load. This drastically reduces wasted heat, contributes to cooler system operation, and minimizes electricity costs.High Power Output: The robust $850\text{W}$ capacity provides more than enough stable power for modern, high-draw components, including demanding CPUs and high-end GPUs.Modern Compliance: The TR-SP850W is built to the latest ATX 3.1 standard and includes PCIe 5.1 support (featuring the native $12\text{V-2}\times 6$ connector). This crucial compliance ensures it can handle the intense, short-duration power spikes (up to $300\%$ power excursion) from the latest graphics cards like the NVIDIA RTX 40-series.Full Modularity and ReliabilityFully Modular Design: The fully modular cabling system allows users to connect only the necessary cables, dramatically simplifying installation, enhancing internal airflow, and enabling superior, clutter-free cable management.Premium Components: Thermalright builds this unit with high-quality internal components, including $105^\circ\text{C}$-rated Japanese capacitors and advanced LLC + DC-DC architecture for superior voltage regulation and minimal ripple noise.Cooling and Protection: A quiet $120\text{mm}$ intelligent fan provides cooling, often operating semi-passively under low loads for silent performance. The unit is protected by a comprehensive safety suite: OPP, OVP, OTP, OCP, SCP, and UVP.With a compact $140\text{mm}$ depth and a solid 5-year (or 7-year in some regions) warranty, the TR-SP850W is a high-performance, aesthetically pleasing, and reliable choice.