Modular Power Supply 650W Chieftec A80

Evaluating the effectiveness of modern computer power supplies, the most attention is paid to their coefficient of performance (COP) at a given load — usually means of 20%, 50% and 100%. At the same time, not less important requirement, established by standard 80PLUS should be considered. That means — the preservation of this level of performance for all occurring in the world supply voltage variations, that is in the range of 100-240 V.



The standard rules of 80PLUS at different levels (Basic, Bronze, Silver, Gold, Platinum, etc.) are performed for two voltage 115 V and 230 V. In both cases, the normalized PS should show the efficiency of not less than specified for each category level. Not usual power supply CTG-650C model of the new A-80 series from the Chieftec company is interesting in that it has officially claimed efficiency of 85% or more, but only for nets 220-240 V.


As the advantages of such solution can immediately be noted a lower price, due to less stringent …

Western Digital Starts Delivering 2.5-inch HDD WD Green

Western Digital, a successful supplier of HDD solutions and other consumer electronics, has started the delivery of its new compact hard drives series. Codenamed WD Green, this series boasts the maximal volume capacity (2 TB) in the 2.5-inch HDD market sector. The company claims that WD Green is a perfect match for PCs that require efficient additional storage disks, for external hard drives, as well as, for devices requiring practically enormous volume facilities. At the same time, WD Green is capable to ensure low working temperatures and noiseless operation.



One of the major peculiarities and attraction of WD Green series is its power-saving and eco-friendly nature. First of all, all the models embraced by the series consume little power as in operational mode, so on the startup activity. This provides for the substantial decrease of the system loading. Secondly, the production process is conducted with the observance of all existing ecological regulations. Hence, these HDDs …

Western Digital Teases My Passport Wireless External HDD

WD’s inventory of hard drives embraces a large variety of universal handheld models, as well as ultrahigh volume specialized ones. Now the line of products welcomes a new, wireless external drive – My Passport Wireless. Its major peculiarity is the support of Wi-Fi technology that promotes for the usage of its all facilities by varied mobile devices. Official release is scheduled for October, 2014. Pricing will rely upon the volume: up to $129 — for 500 GB model, up to $179 and $219 — for 1 TB and 2 TB models respectively.



Along with wireless interface, My Passport features USB 3.0 port for the connection with PC. It ensures the highest data transfer speed, providing an ideal solution for storage, transfer and backup of operational data, archives, and other content. At the same time, the integration of Wi-Fi adapter allows the drive to create an individual wireless network with up to eight devices enabled. Moreover, MIMO technology is called to dramatically improve …
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Acer, inc. Aspire 5050 based on Acer, Inc. Prespa M

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