memory wall

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The many-core performance wall

Many-core chips are the great hope for more performance but Sandia National Lab simulations show they are about to hit a memory wall. How bad is it? Some background Memory bandwidth is the limiting performance factor in CPUs. If you can't feed the beast it stops...

Tags: DRAM, Performance, Memory Bandwidth, Microprocessor, Chip, Wall, Sandia National Lab, Memory Wall, Performance Management, Semiconductors, Processors, Human Resources, Workforce Management, Hardware, Components, Robin Harris

Blog posts 2008-12-11

Additional Resources

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

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

The perfect computer?

Do we have the technology to build a perfect computer? Would it be perfect for a specific purpose or is it possible to build a perfect general purpose computer? Small Business Computing's Mark Beckley has some answers. Do we have the technology to build a perfect...

Tags: Motherboard, Computer, Machine, Chip, Small Business Computing, Watt Power Supply, Productivity, PCs, Mark Beckley Small Business Computing, Special to ZDNet, Mark Beckley Small Business Computing, Special to ZDNet

News items 2009-11-02

Diabetes can be kept at bay

move your ass, lazy americanswalk, run, practice sports and you won't get diabetes.except type I that is geneticThey don't have the incentives ...when they keep getting free handouts that progressives love so much from the big fat@ss government. Free health care, free lunch, free everything and then of course they...

Tags: diabetes, Wall St., progressive, Obama

Discussion threads 2009-10-29

L.A. votes to "Go Google"; pressure shifts to Google and the cloud

Glad I don't live in L.A. Can you imagine the riots that will go on when Google has another one of their outages?yupLoverock, as always, is absolutely right. Unlike Google, Outlook and Exchange never, ever crash.Look, it's very simple. Microsoft is always best. Not matter what the application, Microsoft software...

Tags: E-mail, Google Inc., Microsoft Corp.

Discussion threads 2009-10-27

Earnings flash (memory): SanDisk delivers big quarter

SanDisk CEO Eli Harari said he was encouraged by "improved industry fundamentals." And there's a good reason for that. The company crushed third quarter estimates with a blowout quarter. The flash memory card maker reported net income of $231 million, or 99 cents a share, on revenue...

Tags: SanDisk Corp., Memory, Earnings, Flash Memory, Financial Accounting, Finance, Larry Dignan

Blog posts 2009-10-20

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

Gadget Gal's daily deals: Apple iPod 30GB, 3M micro projector, MartinLogan Helos in-wall speakers

30 GB iPODHere's what I don't get. I have an 80GB iPOD Classic, the "big brother" of this one. It BARELY has any room left after I load my MP3 library onto it. It allows me to essentially carry around a "personal radio station" in that "shuffle mode" plays a...

Tags: Digital media, Digital music, music, that-I, 3M Co., Gadget Gal, projector

Discussion threads 2009-10-02

HP's DreamScreen faces tough competition for holiday spending

DOAWhen I saw the YouTube video of this I thought they had accidentally linked to a 3 year old promotional video of a digital picture frame. What an outdated concept this thing is. No Internet browsing no touchscreen? A $99 iPod Touch does more than this thing.I feel bad for...

Tags: Keyboards, Corporate communications, Monitors & displays, HP DreamScreen, hardware, Hewlett-Packard Co., touch screen, video

Discussion threads 2009-09-17

Open source loves profit

with M$ on the brink....OSS is the only way to make money from software.nah, socialism doesn't workIt doesn't at national level. It ain't in software industry as well.RE: Open source loves profitThe brink of what?re: aboveDo you even know what socialism is? It's not driven by money it must be...

Tags: European Socialists, socialism, socialist, Microsoft Corp., brink, OSS, open source

Discussion threads 2009-09-14

Sonim XP3 Quest (unlocked)

Photo gallery:Sonim XP3 QuestThe Sonim XP3 Quest is the update to the Sonim XP1 that we reviewed last year. If you thought the XP1 was strong--and believe us when we say that it was--the XP3 goes a step further by being completely waterproof like the G'zOne handsets. If that isn't...

Tags: Cellular phones, display, keypad button, battery cover, Sonim XP3 Quest, XP3, Sonim XP1

Product reviews 2009-08-31

DOJ gives blessing to Oracle-Sun, awaiting EC approval

Yeah but...Sure wish they'd fire McNealy & Schwartz, then it would make it all worthwhile.Michael Murdock, CEOWell I never liked Oracle anyway......good way for Oracle to shoot itself in the foot. :)Did you know that large snakes can misjudge prey and try to eat something too big? Then they literally...

Tags: Linux, Processors, UNIX, Operating systems, Microsoft development tools, U.S. Department of Justice, Sun Microsystems Inc., Microsoft Corp., Oracle Corp.

Discussion threads 2009-08-20

CDs still sell: Who are these people?!?

who buys cds? why buy cds?own/control music no DRM issues!control quality/type of rip (mp3, wma, bit speed etc)!if you want the entire cd's music why buy track by track?RE: CDs still sell: Who are these people?!?I buy um. Always nice to have the real thing around. They often have...

Tags: Digital media, Digital music, CD, Apple iTunes

Discussion threads 2009-08-18

Analysts: Sales of Palm Pre have slowed, could drag down company

Ah, nothing like leveraging one monopoly to destroy the competition!!!Ah, good old Apple! By leveraging its PMP / downloadable media monopoly to destroy the competition in the cell phone market, they are able to increase their profits at the expense of consumers. This is highly abusive, highly illegal, and I'm...

Tags: Operating systems, sales, Palm Inc., Pre, Apple Inc., less-restrictive, Microsoft Corp., Linux, Palm Pre

Discussion threads 2009-08-13

AMD still sending mixed signals on netbooks

The Wall Street Journal has an odd story in today's print edition with the headline: "AMD enters netbook market." It was posted on the Dow Jones newswire earlier. The basis of the story seems to be a comment by Pat Moorhead, AMD's vice president of advanced marketing, acknowledging ...

Tags: Processor, Notebook, Advanced Micro Devices Inc., Netbook, Netbooks, Nettops & MIDs, Hardware, John Morris

Blog posts 2009-08-05

The Windows Mobile-Windows continuum: The plot thickens

The Windows Mobile-Windows continuum: The plot thickens"3 screens and a cloud"This is a phrase that we will hear more and more from Microsoft. From a developers perspective the goal is one code base that compiles for Mobile, Web and desktop. The basis of that is Xaml/silverlight/wpf. We...

Tags: Netbooks, nettops & MIDs, Operating systems, ARM Processor, Windows Phone, ARM, netbook, Microsoft Windows, Windows Mobile-Windows, Windows Mobile-Windows continuum, continuum, plot

Discussion threads 2009-07-30

Dead-Finger Tech: Panasonic HD front projector

I like my toys. Dual monitors on a quad-core, 12 GB Mac Pro. Blackmagic Intensity Pro HDMI capture card. 4 TB of local disk, including my favorite, a 300 GB WD 10k Velociraptor system disk. Logitech Trackman Wheel and a Microsoft Natural Keyboard Elite. Canon HV20 and...

Tags: Panasonic, Movie, Tirion, Projectors, Hardware, Components, Robin Harris

Blog posts 2009-07-29

The decade's biggest tech flops: Funny how Sony and Microsoft dominate

The decade's biggest tech flops: Funny how Sony and Microsoft dominateSony and MS seem to be trying a lot of new for them things.It's reasonable that they're going to have a lot of failures in the marketplace.MS especially has the money to try a lot of new things just to...

Tags: Digital media, Digital music, Sony Corp., Microsoft Corp.

Discussion threads 2009-07-17