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 …

Company LEPA produces new power supplies B-series

LEPA introduced three new power supplies — B650-SA, B700-MAS and the B800-MAS, which will replace older models B750-MA, and B850-MA. Newcomers have been certified with 80 Plus Bronze (efficiency of 88% of the networks 230V), and met the standards of ATX12V v2.3 and EPS12V 2.92, and positioned as solutions for gamers and owners of GPU configurations SLI and CrossFire, workstations and small servers.

New items are equipped with inverter DC-DC (to improve stability), have the topology of Double Forward Circuit, as well as high-quality electrical components: solid capacitors and heat resistant (105 ° C) capacitors made in Japan.

Active cooling LEPA B700-MAS/B800-MAS is provided by 140-mm fan on double bearings. The model B650-SA has a fan size of 120 mm. The intensity depends on the rates of temperature sensor. Power Cables PCI-E, SATA and Molex flat are detachable. The main ATX 24-pin, as well as “CPU” EPS12V 8-pin are collected in a nylon sheath. LEPA B650-SA has …

Arctic to Release Coolers Specifically for Nvidia Graphics Cards

Arctic Cooling AG is going to release a new air cooling system destined particularly for Nvidia GeForce GTX 690 graphics solutions. Codenamed Accelero Twin Turbo 690, this new cooler is differentiated by better efficiency and practically imperceptible noise level. This model features 288x138x50 mm and weighs 805 g. The nominal delivery set of Accelero Twin Turbo 690 includes fixture kit, brand thermal compound Arctic MX-4, and thermal padding.

New cooling system consists of aluminum base with two copper sills, ten copper heat pipes (6 mm each in depth), a couple of 120 mm fans, and two-section aluminum radiator that contains eighty-six plates. Fans are developed on hydrodynamic bearing and can be monitored by a special facility; rotational speed can be automatically altered by means of pulse width modulation and fluctuate within the measures of 400 rpm to 1500 rpm.

According to the words of the company's developers, Accelero Twin Turbo 690 is capable to manage up to 400W …
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Registered at: 28 May 2011, 08:14
Last visit: 28 May 2011, 08:14