Monday, May 14, 2012

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Intel caught out using cheap thermal paste in Ivy Bridge?
May 14th 2012, 09:03

Intel caught out using cheap thermal paste in Ivy Bridge?

For all the good stuff it brings, Ivy Bridge has also been running a little hotter than reviewers and overclockers might have liked -- and that's putting it mildly. A few weeks back, Overclockers.net discovered a possible culprit: regular thermal paste that sits between the CPU die and the outwardly-visible heatspreader plate. By contrast, Intel splashed out on fluxless solder in this position in its Sandy Bridge processors, which is known have much greater thermal conductivity. Now, Japanese site PC Watch has taken the next logical step, by replacing the stock thermal paste in a Core i7-3770K with a pricier aftermarket alternative to see what would happen. Just like that, stock clock temperatures dropped by 18 percent, while overclocked temperatures (4GHz at 1.2V) fell by 23 percent. Better thermals allowed the chip to sustain higher core voltages and core clock speeds and thereby deliver greater performance. It goes to show, you can't cut corners -- even 22nm ones -- without someone noticing, but then Apple could have told you that.

Intel caught out using cheap thermal paste in Ivy Bridge? originally appeared on Engadget on Mon, 14 May 2012 05:03:00 EDT. Please see our terms for use of feeds.

Permalink TechPowerUp  |  sourcePC Watch (Japanese)  | Email this | Comments

Visualized: 121-megapixel satellite photos show Earth in glorious, psychedelic detail (video)
May 14th 2012, 08:02

Image

We're starting to think the Russians have an inside track on high-resolution space photos. When Nokia's 41-megapixel photo of Earth's horizon was just a twinkle in the 808 PureView designers' eyes, the Russian Federal Space Agency had long since finished taking 121-megapixel photos of the whole planet that we're just now seeing in earnest. Unlike NASA photos, which are usually composites of multiple shots, the Elektro-L weather satellite's images display the entire planet in one ridiculously detailed take from 22,369 miles away. Why the trippy colors? Instead of just displaying Earth as-is -- real colors are so passé, dahling -- the satellite layers on near-infrared imagery that paints vegetation in wide swaths of rust-like orange.

You can get a peep of what a day-night cycle looks like for Elektro-L in the video below, and hop over to the sources to get an inkling of just how insanely detailed the images can be. You can also be slightly jealous of the satellite's network connection: at a minimum 2.6Mbps and maximum 16.4Mbps for bandwidth, odds are that it has faster broadband than you do.

Continue reading Visualized: 121-megapixel satellite photos show Earth in glorious, psychedelic detail (video)

Visualized: 121-megapixel satellite photos show Earth in glorious, psychedelic detail (video) originally appeared on Engadget on Mon, 14 May 2012 04:02:00 EDT. Please see our terms for use of feeds.

Permalink Gizmodo  |  sourcePlanet Earth, Russian Federal Space Agency  | Email this | Comments

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