performance wall

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The many-core performance wall

The many-core performance wallUltimately, software will need to changeThe problem with parallel computing has always been contention over shared resources.For computational problems that can be solved using a divide-and-conquer strategy, there is a solution: give each processor core it's own private bank of memory (whether it is on the chip...

Tags: Performance management, Processors, CPU, performance wall, performance, memory

Discussion threads 2008-12-11

Additional Resources

ViewSonic VP2365wb

The ViewSonic VP2365wb can be found online for about $350. For that price, you get a 23-inch E-IPS monitor with plenty of ergonomic options, five USB ports, and good performance. The performance would be better if it wasn't hampered by low brightness, unfortunately. Also, the display has a chintzy-feeling chassis,...

Tags: Monitors & displays, monitor, ViewSonic Corp., OSD

Product reviews 2009-11-20

Sonos ZonePlayer S5

We've long been fans of the Sonos Digital Music System, which lets you stream all manner of digital audio throughout your home, but we were always a bit disappointed that Sonos didn't sell a speaker that had the system's ZonePlayer networking component integrated right into it. Well, that's exactly what...

Tags: Ethernet, NETWORKING, Wi-Fi, Network technology, Wireless and Mobility, Sonos

Product reviews 2009-11-20

Zvox Z-Base 575

Photo gallery:Zvox Z-Base 575Sound bars feel like they've been around forever now, but they're still a relatively new product; consider that the groundbreaking Yamaha YSP-1 debuted back at CES 2005. Since then, the exterior design of the units hasn't changed much, with the vast majority still consisting of a long...

Tags: TVs, TV & Home Theater, Zvox Z-Base 575, HDTV, TV

Product reviews 2009-11-16

Sony Vaio L117FX (Core 2 Quad Q8400s 2.66GHz, 6GB RAM, 1TB HDD, Windows 7 Home Premium)

Had Apple not introduced a 27-inch iMac for $1,699, we'd have fewer reservations about Sony asking $1,999 for its new 24-inch Vaio L117FX. Yes, HP's TouchSmart 600 expanded on some of Sony's innovations from its previous generation all-in-ones. Sony also doesn't even attempt to match HP's creative multitouch software. But...

Tags: Desktops, Microsoft Windows 7 Home Premium, RAM, Microsoft Windows 7, Microsoft Windows, Sony Vaio, Sony Corp., HDMI

Product reviews 2009-11-13

Dell UltraSharp U2410

About $600 for the Dell UltraSharp U2410 gets you a 24-inch, H-IPS monitor with great performance in games and movies, a host of connection options and ergonomic features, and a robust OSD. Unfortunately, its RGB presets are marred by dithering when viewing dark gray images and the screen has a...

Tags: Monitors & displays, monitor, OSD, Dell Computer Corp., Dell UltraSharp, bezel

Product reviews 2009-11-12

Zvox Z-Base 525

Photo gallery:Zvox Z-Base 525Surround sound and its accouterments tend to dominate a living room, requiring an AV receiver, several speakers, stands, and wires to make the whole thing work. That's why many people choose to skip surround sound, opting instead for the tinny acoustics of their TV speakers. Single-speaker solutions...

Tags: TVs, TV & Home Theater, Zvox Z-Base 525, speaker, HDTV, TV

Product reviews 2009-11-11

Matrox debuts world's first single-slot octal graphics card; supports 8 displays

Great product for those needing itI;ll have to show this to one of my clients that runs a "billboard wall display".I'd go crazy with that price of that video card...You'll need to spend an additional thousands of dollars for 8 monitors.I don't think this will be for someone who are...

Tags: Video cards, Corporate communications, Apple Mac OS X, Operating systems, OPEN SOURCE, Monitors & displays, video card, Matrox, video, Linux, graphics

Discussion threads 2009-11-11

Cloud Engines Pogoplug

Photo gallery:Cloud Engines PogoplugWouldn't it be nice to quickly access your data from anywhere without a complicated network setup? That's exactly what the Cloud Engines Pogoplug offers. Priced at $100, this tiny gadget turns any USB external storage devices--anything from a Seagate FreeAgent Go to a Western...

Tags: NETWORKING, Network technology, Pogoplug, network, home network

Product reviews 2009-11-10

New York AG files antitrust charges against Intel; alleges bribery, coercion

Normally I'd say this is just another NY AG trying to run for higher officebut this seems to have legs. I hope Intel didn't do it - but if they did, they need to be repremanded.Great to see some justice against InhellI can hardly wait to see the M$...

Tags: Video cards, Corporate law, Intel Corp., Advanced Micro Devices Inc., antitrust, graphics

Discussion threads 2009-11-04

What to look for in a Mini-HD camcorder

Couple of thingsI have a Memorex small HD camcorder, looks similar to the Flip, bought cheap & works OK.2 annoyances: first, the digital "zoom" can't change while it is recording -- i.e., you have to set the zoom while NOT recording, then hit the record button. Not sure how...

Tags: Corporate communications, Mini-HD camcorder, Mini-HD, camcorder, video, camera

Discussion threads 2009-11-02

HP LP3065 30-inch monitor

The most appealing selling point of the 30-inch HP LP3065 is its super-high 2,560x1,600 resolution. Gamers with powerful enough video cards to run at that resolution will not be disappointed. With its great color preproduction and wide viewing angles, movies also look great on the large display. Professional graphic artists...

Tags: Monitors & displays, bezel, monitor, HP LP3065, Hewlett-Packard Co.

Product reviews 2009-10-29

Needles and haystacks: Balancing precision and recall

Attivio's Sid Probstein says for traditional search, the conventional model is to return many results to get high recall; somewhere in there are the right answers. But what if you want a more precise answer? Commentary - These terms are bandied about in most every...

Tags: Recall, Pregnancy, Attivio, Spam Email, E-mail, Cyberthreats, Spam, Online Communications, Security, Spam And Phishing, search, Sid Probstein Attivio, Special to ZDNet, Sid Probstein Attivio, Special to ZDNet

News items 2009-10-29

Verizon preps fourth quarter device barrage; Droid will 'stimulate demand'

Verizon delivered a solid third quarter courtesy of its wireless business, which added 1.2 million net customers excluding acquisitions. The company also said it is set up for the fourth quarter with the launch of Research in Motion's Storm 2 on Wednesday, two Motorola Android devices and 12 other handsets....

Tags: Revenue, Verizon Communications Inc., Wireless, Operational Accounting, Wi-Fi, Wireless And Mobility, Finance, Larry Dignan

Blog posts 2009-10-26

Vizio VF551XVT

Photo gallery: Vizio VF551XVTWe're willing to bet that when Vizio announced the VF551XVT back in January, plenty of savvy HDTV bargain hunters marked down "June" as the time they'd buy this 55-inch LED-based LCD. Then the company pushed its release back to September. Then it announced that the...

Tags: Monitors & displays, Cable, TVs, TV & Home Theater, Vizio VF551XVT, Vizio

Product reviews 2009-10-23

NEC MultiSync P221W

The $490 22-inch NEC MultiSync P221W is a great performing alternative to the super high-end and superexpensive professional monitors such as the $1,450 Eizo ColorEdge CG222W. The NEC has wide viewing angles, a robust and easy-to-use onscreen display, accurate colors, and several useful ergonomic options. However, it only includes DVI,...

Tags: Monitors & displays, display, NEC Corp., monitor, Eizo ColorEdge CG222W, screen-height, bezel

Product reviews 2009-10-19

Another strong quarter for Apple; credit strong iPhone, Mac sales

updated: Apple said today that Mac computers and iPhones saw strong year-over-year sales jumps in the fourth quarter, allowing the company to once again beat Wall Street's expectations for the quarter and sending the stock surging in after-hours trading. Apple today reported fourth quarter earnings of $1.67...

Tags: Revenue, Apple iPhone, Apple Macintosh, Apple iPod, Apple Inc., Sales Strategy, Smart Phones, Digital Music, Digital Media, Sales, Consumer Electronics, Personal Technology, Sam Diaz

Blog posts 2009-10-19

News to know: Droid, Moffat, Android, Amazon, 3D HDTV, Net Neutrality

Here are today's notable headlines. You can get News To Know via email alert and RSS daily. For continuous updates see BNET's around-the-Web tech coverage. Andrew Nusca: Verizon unveils 30-second ad for Droid Android phone; slams iPhone Jason Perlow:DROID aims to make Apple...

Tags: Personal Technology, Operating Systems, Smart Phones, Consumer Electronics, Software, Microsoft Windows, Microsoft Windows 7, Sam Diaz, Matthew Miller, Net Neutrality, Amazon.com Inc., Google Inc.

Blog posts 2009-10-19

Senior IBM exec among those charged in Wall Street insider trading sting

Greed on Wall Street has landed six people - including a long-time, high-level IBM executive - in handcuffs after the FBI charged them with being involved with "the largest hedge fund insider trading case in history." In all, the six netted illegal profits of more than $20...

Tags: Hedge Fund, FBI, Wall Street, Advanced Micro Devices Inc., IBM Corp., Chiesi, MOFFAT, Federal Government, Investment, Financial Services, Government, Finance, Sam Diaz

Blog posts 2009-10-16

Computers have speed limit as unbreakable as speed of light, say physicists

Yeah, they have been saying this same thing for years....and everytime, they find a way to make computers even faster. I don't think that they will EVER reach a limit for computer power. Not ever.FacinatingI always knew there would be a wall somewhere, but what will be needed with that...

Tags: PRODUCTIVITY, computer

Discussion threads 2009-10-16