As the AMD AM4 platform remains a mainstream choice for PC builds, a CPU cooler that balances high-performance cooling with customizable RGB lighting has become a key upgrade for DIY enthusiasts. The GameMax Sigma 550 Infinity BK cooler stands out with its AM4-optimized design, five-heat-pipe cooling solution, and immersive ARGB lighting system, delivering a dual breakthrough in performance and aesthetics. This article dissects the cooler’s compatibility, thermal efficiency, lighting design, and installation experience, positioning it as a benchmark for RGB-cooling solutions on AMD platforms.
As a long-term partner of AMD platforms, the Sigma 550 Infinity BK natively supports the AM4 socket (compatible with all Ryzen 3/5/7/9 processors) and future-proofs for the latest AM5 platform, catering to users planning hardware upgrades. Its reinforced metal brackets are optimized for AMD’s PGA pin layout, ensuring uniform pressure distribution and preventing CPU damage during installation. The accessory kit includes AM4-specific brackets, high-performance thermal paste, and a detailed manual, enabling even novice builders to complete installation in under 10 minutes—eliminating the frustration of traditional tower-cooler setups.
Tailored for AMD Ryzen’s high-power demands, the Sigma 550 Infinity BK features five 6mm sintered nickel-plated heat pipes with H.D.T 3.0 direct-touch technology, eliminating thermal resistance by making direct contact with the CPU lid and improving heat transfer efficiency by 15%. Forty-four 0.4mm ultra-thin aluminum fins, stacked at 0.8mm intervals, create a massive heat-dissipation surface area. Paired with a 120mm hydraulic-bearing fan (800–1800RPM PWM intelligent speed control), it provides 58.96 CFM airflow and 1.77mmH₂O static pressure under full load, easily handling 220W TDP. Testing shows it keeps even an overclocked Ryzen 9 5950X below 75°C (at 25°C ambient temperature). The curved heat-pipe design avoids memory slots, ensuring compatibility with 99% of high-profile RAM kits and fitting seamlessly into MATX small-form-factor cases.
Designed for RGB enthusiasts, the cooler’s lighting system is its crowning feature. The top “infinite space” effect panel, equipped with 8 central ARGB LEDs and surrounding strips, creates a deep mirrored reflection when powered on, resembling a floating cosmic light field. The pure-black fan frame and 9 semi-transparent white blades, illuminated by 16.8 million colors, support over 10 lighting modes—including rainbow flow, breathing, and music sync—via motherboard synchronization. With a 5V 3Pin Aura interface, it integrates seamlessly with ASUS Aura Sync, MSI Mystic Light, and other major lighting software, enabling full-system synchronization with case fans, GPUs, and motherboards for a personalized build.
For noise-sensitive users, the hydraulic-bearing fan reduces operational noise by 30% compared to traditional 油封 (oil-sealed) bearings, with a maximum noise level of just 32.5dBA (comparable to a soft whisper). PWM temperature control adjusts fan speed based on CPU load—running at a near-silent 800RPM during light tasks and ramping up gradually under heavy gaming, striking the perfect balance between noise and cooling. The full black powder-coat finish not only enhances aesthetics but also resists oxidation, extending the cooler’s lifespan.
AMD Platform Users: Ideal for both current AM4 builds and future AM5 upgrades, eliminating redundant investments.
RGB Aficionados: The infinite-mirror top and ARGB fan lighting create a stunning visual centerpiece for your rig.
High-Performance Seekers: 220W TDP cooling capacity meets the demands of overclocking enthusiasts.
Small-Case Builders: 153mm height and memory-compatible heat-pipe design fit most MATX/ITX cases.
The GameMax Sigma 550 Infinity BK embodies the philosophy of “performance first, aesthetics without compromise,” addressing the core needs of AMD users. From its robust five-heat-pipe cooling to immersive RGB lighting, dual-platform compatibility, and user-friendly installation, this cooler is more than a hardware component—it’s a centerpiece of PC personalization. If you’re seeking a cooling solution that marries thermal efficiency with lighting artistry for your AMD platform, the Sigma 550 Infinity BK is a high-value choice in today’s market. Unlock your PC’s cooling potential below!
GameMax Sigma 550 Infinity Black Tower CPU air cooler, Painted black, Five thermal tubes, Supports Intel Gen12,13 CPUs and AMD latest model, ARGB lighting effects
• It also provides the maximum thermal power of the processor, which the cooling system must cope with - 220 watts.
• 5x6mm sintered heat pipes with nickel plating finish and ultra-strong performance
• Extremely fine-tuned specifications, over performance then limit of 5 heat-pipes coolers
• Whole-piece infinity space effect on top, surrounded by ARGB lighting effects, Flat and simple fan on 4 sides,Center Infinity Space Light Effect
• 44 pieces of 0.4MM stacked aluminum fins thermal surface area for strong heat dissipation
• H.D.T
• 3.0, milling base takes away the heat from CPU rapidly
• Upgraded metal mounting kits support INTEL/AMD mainstream platforms
• Bent heat pipes that don'
• interfere with memory, installation without removing fans
