Power Module Chieftec A80 650W Review

The requirements of customers towards contemporary power modules are quite tough. They should own good performance characteristics and high coefficient of efficiency level, as well as 80Plus marker. The latter speaks about quality and ability to satisfy the needs of any PC. However, all PSU are classified according to different criteria, so one can find appropriate product even without 80Plus standards. The compliance with those standards is realized on 115V and 230V conditions but there are a number of standards applied to 220V-240V. Power module Chieftec A80 650W doesn’t belong to the army of 80Plus products, though can boast outstanding performance and efficiency. It is primarily targeted at the segment of affordable PSU solutions.



Design and Framework


Chieftec A80 650W design is developed in a classical template common for the models with a solid frontal fan. The casing consists of a ventilation perforation, decorative grid with the brand logo, sockets for module …

Sapphire Presents New Graphics Card HD 7870 Flex with Dual-X Cooler

Sapphire Technology has officially presented a new model of its graphics card with the implemented unique Flex solution. Codenamed HD 7870 Flex Edition, this card is based on Graphics Core Next architecture developed by AMD. One of the peculiarities observed in this model is the integration of a high-end cooling system Dual-X that is called to ensure efficient cooling down and practically silent work. Dual-X system consists of heat pipes and two fans, the bearings of which accommodate dirt-repellent coverage.



All models of Sapphire Flex series are able to support three DVI monitors in Eyefinity mode and create SLS conditions without the employment of active adapters. Two monitors are connected to the DVI ports, while the third one – to the HDMI to DVI connector. In addition, customers have got real opportunity to connect up to five monitors simultaneously due to the availability of two DisplayPort sockets. This might serve a good background for the creation of solutions for …

Graphics Card Sapphire Toxic HD 7970 GHz Edition Review

Up-to-date facilities provided by graphics cards manufacturers allow customers to create various graphic configurations, including the activation of several monitors within a single card. Indeed, contemporary technical approaches transform traditional video adapters into video gurus. The latest development of Sapphire, a flagship model Toxic HD 7970 GHz Edition, offers up to 6 GB of GDDR5 memory and promotes for the activation of six monitors in Eyefinity. Such options exceed those integrated into a reference model, AMD Radeon HD 7970 GHz Edition, and are able to ensure a dramatic increase in performance.



Technical Peculiarities


Sapphire decided to base its flagship model on GPU AMD Tahiti with an integrated delimiter which lowers the clock frequency on the overshoot of thermal threshold. Its standard frequency equals to 1050 MHz, nominal frequency – 1100 MHz; sill, this GPU features Lethal Boost options that increase the frequencies up to 1200 MHz. This graphics card is …
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Dell Inc. Latitude D620 based on Dell Inc. 0KX350

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