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 …

Corsair Outs H105 CPU Liquid Cooler from Hydro Series

Corsair is glad to announce an official release of a new CPU liquid cooler from Hydro series. Entitled H105, the greenhorn is remarkable by easy mounting without any tools and by absence of need in maintenance. Both models are compatible with the majority of latter-day platforms, embracing AMD Socket AM2, AM3, FM1, and FM2, as well as Intel LGA 2011, 1150, 1155, 1156, and 1366.



Corsair Hydro Series H105 consists of a massive heatsink (272.5x120x38 mm dimensions), a small-sized waterblock with a copper plate and micro-channels, and a pair of low-noise fans. The augmentation of heatsink thickness from 27 to 38 mm resulted in the widening of heat dissipation area. The waterblock is furnished with a bright backlight.


Two 120 mm SP120L fans feature 120x120x25 mm dimensions. Their rotational speed is adjusted by means of PWM technology, relying on CPU temperature. Hence, they operate in a quite extensive rotational range: 800-2700 RPM. Their maximal airflow achieves the margin …

AMD Announces the Development of Steamroller

Heightened demand for high-end processor solutions and ever rising competition make AMD constantly develop its products. This usually results in the release of really outstanding items, such as already acknowledged Bulldozer and Piledriver. Therefore, according to the words of the companies technical manager, Mark Papermaster, the development of a new processor architecture, codenamed Steamroller, is already on order of AMD's business. The ready-made products are sure to be released next year. Steamroller is called to become the third edition of Bulldozer architecture that launched last year and a loyal companion of Piledriver core.



The initial data witness that processors on Steamroller architecture will be designed in correspondence with 28 nm technological process. This should favorably affect their efficiency and enlarge the performance by 15-20% at equivalent power consumption and clock frequency. At the same time, Steamroller will improve all specifications implemented in …
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