Zotac GeForce 640 GT: Kepler for $ 100

The emergence of a new GPU architecture does not only make records in the performance of high-end graphics cards, but often changes the idea of what to expect from an inexpensive card with a low TDP. Let see what can offer GT 640 — associate member of the family Kepler



The lower segment of the GeForce 600 is already fully staffed. In retail, there are cards GT 610, GT 620, GT 630 and GT 640, and in the OEM- channels additionally supplied GeForce 605. But among all of them, only GT 640 can be called a fully new model, since it is based on the architecture of Kepler, and the remaining cards are a familiar model series GeForce 400 and GeForce 500 Architecture (Fermi) with certain minor modifications.


GeForce 640 is based on the GK107 chip, which previously debuted in accelerators GeForce 640M. The performance of the last was comprehensively studied on the laptop Acer Aspire M3-581TG: compared to the GeForce 540M new chip provides a very nice speed boost. GK107 contains one …

CPU Cooler Thermalright Silver Arrow SB-E Review

Each new product developed by Thermalright gains particular attention from the part of professionals and average customers. This is explained by the fact that the company tried its hardest to reach the top of cooling systems segment. Indeed, some of its coolers continue leadership in the most efficient coolers ranking of all ages. Hence, the release of a new CPU cooler, codenamed Silver Arrow SB-E, could not but draw attention of the community. This is a follower of Silver Arrow model, thought with perceptible improvements. SB-E marking signifies that the model has been designed specifically for Sandy Bridge-E processors, so it can be attributed to the highly-specialized models.



Basic Peculiarities


Thermalright Silver Arrow SB-E is a two-section radiator with two fans which take up to a half of the motherboard spacing. Its dimensions equal to 164x155x104 mm. It is delivered in a card box with fans, radiators and accessories managed in different packages. The nominal …

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 …
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Gateway E-4000 based on Intel Corporation D845GRG

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