They Did It! Official Release of AMD Radeon HD 7990 ‘Malta’

Much rumored reference graphics adapter from AMD has been recently officially introduced. As it was suggested before, Radeon HD 7990, codenamed ‘Malta’, employs two Tahiti XT2 GPUs, each of which contains 128 TMUs, 32 rasterization blocks (ROPs), and 2048 current processors (GCN architecture). Smooth work of both graphics cores is synchronized by means of PLX PEX8747 controller that supports 48 lines of PCI Express 3.0. Nominal clock frequencies ascribed to GPUs operation equal to 950 MHz, but Turbo mode enables the increase of frequencies up to 1000 MHz.



Video memory is represented by GDDR5 memory modules, the overall capacity of which equals to 6 GB (3 GB per each graphics core). Memory modules utilize 384-bit bus and run at 6000 MHz frequency with bandwidth of 288 Gb/sec per core. The incorporated PCB accommodates a single CrossFireX socket for the creation of various graphics configurations, including Quad-CrossFireX. Video interface panel boasts the availability of …

'Digital' PSU Corsair AX1200i Review

Power supply unit AX1200i designed by Corsair is a high-end product applied primarily in powerful desktop platforms. Its superior characteristics are currently widely spoken about, due to the promotion of the so-called 'digital' technology in PSU layout. 'Digital' PSUs employ digital signal processors instead of traditional analog controllers to provide for the utmost performance, efficiency, and facilities. Under Corsair's words, the implementation of digital options in the development of PC units, and particularly AX1200i model, is a justified measure viewed as from technological, so from economical prospect.



Basic Peculiarities


Corsair AX1200i is delivered in a large dual-base box, consisting of a paper cover and a corrugated cardboard. The box contains all basic information about the unit: +12VDC bus efficiency is estimated at 1204.8W/100A; the correlation between +12VDC bus and the overall power efficiency equals to 1.0 index that is supposed to be an excellent …

QNAP to Come up with TS-x51 NAS Series

QNAP, a well-known designer of network and CCTV monitoring solutions, is glad to come up with a new series of NAS devices – the TS-x51. The series is currently introduced by two models with two and four drive sections. They are intended to operate under the base of Microsoft Hyper-V, Windows Server 2012, VMware VSphere, Citrix XENServer platforms. Both new-comers are housed in stylish white enclosures that match either home or corporate environment.



The TS-x51 storages are based on Intel processor with 2.4GHz clock frequency. It is accompanied by 1 GB RAM (DDR3L), 7.1-channel audio controller, and Wi-Fi 802.11ac adapter via an independent USB key. These NAS support the installation of SSD/HDD/SSHD drives of 3.5-inch form-factor with SATA III 6 Gb/sec interface. The frontal panel accommodates activity indicators, Power and Reset buttons, as well as a single USB 3.0 port.


To continue, both versions of storages offer imagery-data recording options and support virtual …
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