Handled full power at over 50°C ambient.
All rails stayed within 3% voltage regulation.
Passed all Advanced Transient Response tests.
Good ripple/noise suppression.
Fully modular design.
Lots of SATA/peripheral connectors.
80 PLUS Gold certified.
5 year warranty.
Lacks an MOV in the transient filtering stage.
Price is on the high side.
Low efficiency at loads below 65W.
12V slope does not ramp smoothly in TurnOn Transient tests.
By TechwareLabs on August 23, 2011
Currently selling around the $170 mark, this power supply should be considered by any power user, gamer, or computer upgrade/build looking for a quality power supply with all the current technical offerings current PSU designs allows. The 5 year...-
By Pureoverclock on July 04, 2011
The OCZ ZX Series 850W is a power supply that delivers solid features and performance and does it in a sleek aesthetic as well. From a functional standpoint, the ZX has excellent voltage regulation and efficiency. With a single +12V rail and 70 Amps...-
By Legion Hardware on June 30, 2011
Due to the fact that the new ZX Series is OCZ’s flagship range the units are a little on the pricey side, with the 850w model situated at $180 US while the bigger beefier 1250w model costs $240 US. However as we mentioned at the start of the...-
By techPowerUp! on May 23, 2011
It is confirmed. OCZ made a strong come back into the high-end PSU category with the release of the ZX series. The smallest member of the ZX series exhibited high efficiency through out 20-100% load range, its voltage regulation was within 3% for all...87
By ThinkComputers on May 15, 2011
OCZ has put together a very solid power supply in the ZX Series. In our testing the rails were very solid, with only minor ripples way under the threshold that we like to see. The ZX Series has a 80 PLUS Gold certification, which means it will run...100
By Overclockers Online on May 15, 2011
There is very little one could reasonable fault the ZX 850W power supply on. Actually there’s quite a bit of things that I do like. OCZ has put quite a bit of thought, effort and detail into this power supply. The packaging, the paint job, wires,...-
By DreamWare Computers on May 03, 2011
The last few months have seen an increasing number of 80PLUS Gold certified power supplies passing through my hands. Each have their own unique way of incorporating abundant amounts of the colour gold into their packaging and chassis designs. Today I...-
By BCCHardware on April 28, 2011
OCZ hasn't been in the Power Supply game as long as other people, but they've been at it long enough to get a few things right. The OCZ ZX Series 850W PSU is hands-down the best power supply I've ever tested. The voltage rails are solid. ...93
By Pro-Clockers on April 25, 2011
At the 850W the new OCZ ZX power supply will give you all the power and stability you could want in a power supply all while doing it on a single 12v rail. With 70A on that single the ZX has plenty of amps to handle most multi-GPU gaming rigs. And in...-
By Hardware Bistro on March 29, 2011
OCZ Technology Group, a member of JEDEC, designs, develops, and manufactures ground-breaking, high performance memory and premium computer components. OCZ products are the first choice for users needing high-reliability, enthusiast-grade solutions....90