Corsair HX850 850 W Full Modular 80 Plus Platinum 135 mm Fan ATX Power Supply Unit - Black

Product Information

The back gives the most information about the unit including connector availability, I/O specifications, noise and efficiency. at 50% load) and thanks to the new internal design and updated Type 4 cables, ripple suppression is excellent. This core design is currently being used for most HX and RM series PSUs, with small variations between the models. For a thorough explanation of our testing methodology and more details on our equipment, please refer to our How We Test PSUs - 2014 Pipeline post.

If you feel this is superfluous then you can save a little bit of cash and get the plain HX Platinum unit. If they're the ones I think (based on Seasonic S12/M12) then it might have issues with low power states of modern systems (though there are ways to address that) and can trip with modern graphics cards, but I should think that e. Add in the seven year warranty and for many it was a no-brainer that this was the power supply to have for mid-range systems. Since the fan doesn’t turn on until it’s needed, you’ll enjoy virtually silent operation at low and medium loads.Also note that our ambient temperature is a little higher than the 25 °C recommended by the directive. This is a technique that becomes more and more popular lately and significantly reduces noise output at low loads since the PSU goes fanless when the thermal load is low. The most apparent upgrades of this latest revision are 80Plus Platinum efficiency levels and a fully modular design, plus an improved (10 year) manufacturer’s warranty.

Credit subject to status, UK residents only, British Telecommunications Public Limited Company acts as a broker and offers finance from PayPal Credit. The unit has received a bump up in the efficiency department and is now rated for 80Plus Gold over the previous model which was rated for Silver. The HX series is the second top-of-the-line PSUs from Corsair that, previously, met only the 80 PLUS Silver certification. Only the heatsink for the primary inversion circuit stands out, extending to form a small array of fins to increase its dissipation surface.Besides its 80 PLUS Platinum rating, this PSU also carries the ETA-B and LAMBDA-A+ efficiency and noise certifications from Cybenetics. The original HX520W and the HX620W are now but a distant memory, yet the HX series is still targeted towards demanding PC enthusiasts, consisting of eight high output (750-1200 Watt) units with very impressive specifications.