Premium Chieftec Navitas 650 W PSU Review

Announced several months ago, Chieftec Navitas series of PSUs has managed to win the hearts of PC enthusiasts in many areas across the globe. Unlike the majority lineups where the junior model features 450/550 W power, Navitas offers 650 W GPM-650C as the first model in the line to satisfy the needs of fastidious customers. Upon the whole, the series counts five models of 650 W, 750 W, 850 W, 1000 W, and 1250 W power. Let’s see whether the junior representative of the series deserves universal acclaim.



Basic Specs and Connectors


Chieftec Navitas 650 W is delivered in a gray cardbox that contains its basic specifications. The unit is able to gain up to 648 W power on +12VDC rail efficiency. The correlation of efficiency on +12VDC rail and an overall power makes up 0.997 points. The model itself is housed in a gray case with large texture coating. Its layout might boast the incorporation of a high-voltage Nippon Chemi-Con capacitor and as much as efficient Capxon …

ViewSonic Outs XG03 Gaming Monitors

ViewSonic has enlarged its lineup of gaming products with another series of monitors – the XG03. The lineup currently consists of two models: XG2703 & XG2703-GS. The key differentiation between them lies in the support for AMD FreeSync (the first model) and Nvidia G-Sync (the second model). Consequently, the GX2703 employs red accents in design, whereas the XG2703-GS uses green detailing.



ViewSonic XG03 is based on 27-inch SuperClear IPS panel, featuring 2560x1440 pixels & 165 Hz refresh rate. The display boasts 16:9 aspect ratio, 178/178 degrees viewing angles, 1000:1 static contrast, 120M:1 dynamic contrast, 300 cd/m2 maximal brightness as well as 4 ms response time.


The abovementioned parameters refer to the XG2703-GS model that is already on sale (estimated price — $699.99). The other model will be released in the nearest future.


The models are thought to be equipped with a pair of 2-watt speakers, 100x100 mm VESA bracket, a couple of USB 3.0 ports, the same …

HIS Adds an Original Graphics Card to Its Inventory

The inventory of graphics solutions developed by HIS has been replenished with a new original in design card based on Radeon HD 7850 adapter. Entitled HIS Radeon HD 7850 iPower IceQ, the card is stuffed with a three-slot IceQ cooler and substantial memory volume that equals to 4GB. In addition, this model supports iTurbo applet that promotes for the GPU and memory clock frequencies increase.



Graphics card from HIS is based on a two-layer copper printed circuit board. The latter houses soldered DrMOS elements instead of conventional transistors. The integrated GPU is furnished with 1024 current processors. Its nominal clock frequency equals to 860MHz but can be dynamically boosted due to iTurbo technology. In its turn, iPower technology ensures stability and more voltage index for efficient overclocking process.


Memory subsystem is introduced by GDDR5 modules with 265-bit interface. The nominal memory clock frequency approximates 4800MHz. Power supply subsystem consists of …
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Registered at: 19 January 2012, 15:04
Last visit: 19 January 2012, 15:04