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Improve performance by tweaking your hardware

Hardware, Performance | Posted by Admin March 2nd, 2010

PC Tips for improving performance by tweaking your hardware

Learn how your hard drive and graphics card impact your system’s performance, and dig deep under the bonnet to discover and fix hardware issues. In previous guides we have looked at improving your system’s performance by simply removing unwanted programs. The next area we want to understand is the impact your hard drive and graphics card have on your system.

Before we start examining your computer, we need to see what Windows Vista believes is possible from the system when it’s working at its best. Searching for ‘Performance’ in Start Search should lead you to the Performance Information and Tools analysis of your system. If any numbers are low, then you may wish to consider looking at these areas for replacement. My laptop has a lowest rating of 4.3, which is more than adequate, but should one number be low compared to the rest, I would consider replacing that element. If your computer is running low on RAM, for example, it will use the hard drive as an extension of memory, but this deals a fatal blow to your computer’s performance because the hard drive can be 1,000 times slower than memory. In my experience, a Windows Vista PC with just 1GB of memory will struggle unless your system is only lightly used.

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Turn your PC into a Super Computer

Hardware, Performance | Posted by Admin February 23rd, 2010

PC Tips for Turning your PC into a Super Computer

What, exactly, are supercomputers? The clue is in the name, really: they’re powerful computers capable of calculating many millions of floating operations per second (FLOPS) essentially, they’re very, very fast.

While any array of powerful computers, such as a modern-day web server which consists of several motherboards (the main circuit board of a computer) running in parallel can be considered a supercomputer, generally the term is reserved for machines that dedicate their entire hardware to one complex task at any given time.

Take the NEC Earth Simulator in Japan, for example, which was created specifically for modelling weather problems associated with global warming. Or the world’s fastest computer, BlueGene/L at Lawrence Livermore National Laboratory in the US, which simulates the behaviour of biomolecular structures and protein folding. It’s capable of 600 trillion FLOPS (tera-FLOPS or TFLOPS), whereas, the six-year-old Earth Simulator is only capable of 36TFLOPS. BlueGene/L won’t hold the top spot for long, though. Supercomputers twice as powerful will be online soon.

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Can Your PC Really Handle Vista?

Hardware, Operating System, Performance, Windows Trick, Windows Vista | Posted by Admin October 17th, 2009

PC Tips for Your PC Handling Vista

Our first article about configuring AMD and Intel PCs within a budget of $300 made it clear that systems in this price range are suitable for everyday computing tasks. We equipped our Celeron and Sempron test systems with a fast and affordable 160-GB hard drive and one gigabyte of RAM, and the systems did a great job in Windows XP. But how do they perform with Windows Vista? And do you really know how your PC would perform with Vista?

Microsoft has created two certification logos to help customers choose the right components for their Windows Vista PC. There is “Vista Ready” and “Vista Premium Ready.” If all of your components carry one of the logos, you should be able to at least run Vista properly; if you purchase high-end products you should be ready for the Premium and Ultimate editions as well. However, many products, especially older ones, do not carry any logo to indicate Vista readiness. The reason for purchasing hardware usually isn’t a particular operating system, but an application or specific requirement such as more storage capacity, more RAM or a faster platform. We normally assume that the latest OS will work on hardware that we’re going to buy from retail.

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How to change your Virtual Memory Size and why

Hardware, Operating System, Windows Features, Windows Trick, Windows XP | Posted by Admin September 12th, 2009

PC Tips for Changing Windows XP Virtual Memory Size

The virtual memory is a portion of your hard disk that acts as RAM memory when your Random Access Memory(RAM) is full.

The downside is that is much slower because the access time is determined by the hard disk’s speed. But you need it for those days when you use Photoshop, Dreamweaver, editing a movie and converting some sound files so here is how you can change it.

Important: The virtual memory size must be fixed in order to prevent windows from fragmenting your hard disk. Why? Because when windows virtual memory is full windows will take some more space from your hard disk.

So fix the memory size a little higher but set the minimum and the maximum at the same fixed size, 2 gb(this works for me). This way windows will have a fixed size to work with and will stop fragmenting your hard disk.

1. Click Start, right click on My Computer and then click Properties
2. Click ” Advanced “.
3. At the ” Performance ” section click ” Settings ” .
4. Select ” Advanced ” and in the ” Virtual Memory ” click ” Change ” .
5. Here, Click on your Windows Partition, select ” Custom Size ” and set the Initial Size and Maximum Size to 2000(2gb). Click ” Set ” .
6. Click Ok and restart your Computer.

How to Fix Bad Sectors on your Hard Disk

Hardware, Windows XP | Posted by Admin February 1st, 2009

bad sector harddisk How to Fix Bad Sectors on your Hard Disk

This a PC Tips for fixing a bad sector on your harddisk :

1: Double-click on “My Computer”.
2: Select the disk/partition that you want to diagnose and repair.
3: Right click on the disk/partition you selected and click on “Properties”
4: Choose the “Tools” tab.
5: Click the “Check Now” button under “Error Checking Status”.
6: Depending on your type of Windows, choose “Thorough” or “Scan for and Attempt Recovery of Bad Sectors.”
7: Click Start.