Chieftec Navitas Gets a 450-Watt Update

First launched in 2013, Chieftec Navitas series of PSUs included five high-efficiency models of up to 1250 W power. This year the company has introduced four new editions to the family which are characterized by low power: 450 W, 550 W, 650 W, and 750 W. This update is called to satisfy the needs of unpretentious customers who require stability rather than records.



New Chieftec Navitas power supply units come equipped with a single +12V bus that covers 100% power. Hence, it’s possible to integrate the models into the latest system configurations. All of them correspond to 80 Plus Gold standard, achieving up to 87% efficiency in a wide range of operational conditions.


Their other peculiarities involve a fully modular cable system, the availability of a low-noise 120 mm fan, the support for Active PFC technology and all known protection features (i.e. OPP, OTP, UVP, OVP, SCP).


To continue, Chieftec Navitas GPM-450S ensures 450-watt power on +12V rail & up to …

Monitor Dell U2713HM Review

Monitors with high resolution have deeply penetrated into our lives. Full HD resolution is considered to be a necessity for the up-to-date video standard, so manufacturers of not only PC monitors but also other devices, such as smart phones, mobile gadgets, etc., try to implement this standard into their products. Still, progress marvels us with a new development: more advanced WQHD resolution of 2560x1440 is gradually integrated into the monitors. Dell decided not to lag behind the pioneers in this sphere and designed a new model U2712HM.



Design and Ergonomics


Monitor Dell U2713HM is housed in a black or silver-black dull casing. The implementation of WLED lighting allowed the manufacturer to reduce the depth of the enclosure. It is fixed on a durable plastic stand connected to a black base with beveled angles and a central turntable. The base is made of solid metal; its rear board accommodates six rubber feet which are firmly pressed to the surface and save the monitor …

Greeting PowerColor Radeon R9 290X New-Generation Graphics Cards

PowerColor has officially introduced a pair of high-efficiency graphics cards developed on the new-generation Radeon R9 290X series adapters. Codenamed PowerColor Radeon R9 290X, both new-comers support the latest graphics technologies, i.e. DirectX 11.2 and OpenGL 4.2. The models feature a totally identical design, still there is one differentiation: one of the models is equipped with a key to Battlefield 4 game. Such ‘bonus’ has resulted in a bit heightened price of $580, if compared with the standard model that costs $550.



Both cards are based on AMD Hawaii XT chip. It has been dynamically overclocked by PowerColor to 1030 MHz, whereas the nominal clock frequency remained the same – 800 MHz. In order to enhance the performance, the GPU has been supplemented with 4 GB of GDDR5 memory with 512-bit interface that runs at 5000 MHz.


To proceed with the specifications, both graphics adapters accommodate four rear video ports (HDMI, DisplayPort, DVI-I, and DVI-D). …
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Registered at: 21 September 2012, 21:36
Last visit: 21 September 2012, 21:36