Chieftec Showcases Five New PSUs from Navitas Series

Chieftec, one of the largest German hardware manufacturers, has recently introduced a new series of power supply units, codenamed Navitas. The series is represented by 5 models: GPM-650C with 650W nominal power, GPM-750C with 750W nominal power, GPM-850C with 850W nominal power, GPM-1000C with 1000W nominal power, and GPM-1250C with 1250W nominal power correspondingly. All the products have won 80Plus Gold certificate, due to more than 90% efficiency in the high workloads.

Chieftec Navitas PSUs correspond to ATX12V v2.3 standard and support Intel Core 4th gen. processors that require little current strength on +12V rail in sleep mode. The models also support active power-factor correction option to provide for the maximal stability during operation. They are equipped with a composite cable system and a single +12V rail, estimated for the maximal current from 54 A to 104 A (this index depends on the unit’s power).

All five units are cooled down by 140 mm fans with PWM …

Air-Cooler Evercool Silent Shark Review

Evercool has been conquering the market of cooling components and wholesome systems for almost twenty years already. Its arsenal basically consists of models targeting entry-level and budgetary segment. However, the company has lately introduced a range of high-quality products which can be applied in powerful PC systems. Air-cooler Silent Shark is an atypical representative of Evercool’s product line, if viewed from price and layout respect. It enjoys at least one unique feature, as well as a bunch of standard ones, the combination of which gives durability, efficiency, and power.

Framework Peculiarities

Evercool Silent Shark features quite impressive dimensions: 165 mm (h) x 140 mm (w) x 166 mm (l). The framework itself contains a two-section aluminum heatsink, six copper heat pipes that pierce a copper base, a plastic lid, and two powerful fans. One of the fans is located between the sections, while the other – at one of the external heatsink faces. Each section …

New characteristics of co-processors Xeon Phi

For several years, developed Intel Larrabee graphics cards have changed its destiny, and now proudly referred to coprocessors Xeon Phi. The June announcement gave a very rough idea of ​​their characteristics and applications (highly specialized servers and workstations). Now some details will be revealed.

Bboosters Xeon Phi will be available in versions with 57, 60 and 61 core. There are in general 64 computational units, but some of them will be disabled. Depending on the number of cores the cache size varies from 1.8-1.9 MB first level and 28-30,5 MB second. The volume of onboard GDDR5 memory is 3, 6, and 8 GB.

Intel Xeon Phi device will operate on a low clock rate from 600-1100 MHz for the lower 57-core models with 3 and 6 GB of GDDR5, to the 630-1050 MHz or more for the older 60 — and 61-core board with 8 GB of RAM. Effective memory frequency will be in the range of 5-5.5 GHz. Support for dynamic overclocking Turbo Boost will be provided by reasonable balance of …
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Registered at: 05 February 2012, 21:45
Last visit: 05 February 2012, 21:45