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 …

Sapphire Unveils Small-Sized R9 285 2GB GDDR5 ITX Compact Edition Graphics Cards

Optimized energy efficiency offered by AMD Radeon R9 285 graphics adapters has become a key factor for Sapphire to elaborate a pair of original proprietary versions. The new-comers, codenamed R9 285 2GB GDDR5 ITX Compact Edition, are targeting mini-ITX systems with huge performance ambitions. The pair traditionally involves a standard model with etalon specifications and OC model with a factory overclocking.

Both graphics cards employ a small-sized two-slot cooler that consists of a compact heatsink, four copper heatpipes, and a single fan of 100 mm dimensional type. Connection with PC monitors and other visual solutions is realized by means of HDMI, DVI-I, and a couple of mini-DisplayPorts. Additionally, the models feature dual BIOS chips (standard and UEFI) which might be switched with the help of a dedicated key on the case.

To continue, Sapphire R9 285 2GB GDDR5 ITX Compact Edition and OC Edition are based on AMT Tonga GPU (28 nm, GCN) with 1792 stream processors, 112 …

ECS Debuts with a New GTX660TIA-2GR5-WFM Graphics Card

ECS, a well-known designer of graphics solutions, announces the release of its new graphics card GeForce GTX 660 Ti, also known as GTX660TIA-2GR5-WFM. The card is elaborated on the basis of a reference adapter from Nvidia. GPU GK104 (designed according to 28 nm technological process) is the heart of the model. It consists of 1344 CUDA cores and features 915 MHz nominal frequency that can be dynamically overclocked to 980 MHz.

Memory subsystem of ECS GeForce GTX 660 Ti embraces 2 GB of GDDR5 memory that runs at the nominal 1502 MHz frequency but can be increased to the effective 6008 MHz mark. The manufacturer decided not to alter recommended by Nvidia parameters in their own version. The connection with GPU resources is realized via 192-bit rail.

This graphics card employs PCI-e 3.0 x16 internal interface. A set of external video interfaces totally corresponds to the etalon requirements and involves one DisplayPort, one HDMI, and a pair of DVI ports.

To continue, …
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Registered at: 23 July 2011, 18:38
Last visit: 23 July 2011, 18:39