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 …

Gigabyte Puts on Sale Motherboard GA-H61M-DS2 Model

Gigabyte has put on sale across a Japanese market its entry-level motherboard entitled GA-H61M-DS2 Rev.3. The board is developed in a micro-ATX form-factor and takes Intel H61 Express chipset as the basis. It is predestined for Socket LGA 1155 and all compatible with it CPU lines: Intel Celeron, Intel Pentium, Intel Core i3, i5, and i7. One of the most distinguishing features ascribed to this model is the employment of Ultra Durable 4 Classic components that protect all internal elements from such unfavorable impacts as humidity, voltage instability, high temperatures, and electrostatic discharge.

The other promising news is that Gigabyte offers two variations of GA-H61M-DS2 model with DVI/HDMI ports on the rear panel (GA-H61M-DS2 DVI and GA-H61M-DS2 HDMI correspondingly). The basic model does not have either of such interfaces but is still rich in various ports: a couple of PS/2, three standard audio slots, four USB 2.0 ports, one RJ-45, and a single D-Sub port.

SilentiumPC Launches All-Powerful Grandis XE1236 CPU Cooler

SilentiumPC has announced the release of its newest cooling solution – an all-powerful Grandis XE1236 CPU cooler. The model features 130x105x158 mm dimensions and weighs 1160 g. According to the manufacturer, it is able to manage heat on top loading, preserving CPU in sober thermal conditions. The cooler is backed by a 2-year’s warranty and comes at $49.

SilentiumPC Grandis XE1236 consists of a copper base, six U-shape heatpipes (6 mm), a two-section aluminum heatspreader with a polished base, and a pair of fans of 120 mm dimensions. The GF12-25 fans are based on a fluid-dynamic bearing that is set to demonstrate up to 50 thousand hours of fool-proof operation.

To continue, the connection to the motherboard is realized via 4-pin connector. The fans might operate at +12V voltage, accelerating speed from 500 RPM to 1500 RPM due to PWM technology support. On the maximal speed the noise level does not exceed 21 dB. Upon the whole, the blades can produce up to 55 CFM …
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