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Originally Posted by philip Recently I’ve been working with really large Photoshop files, sometime as large as 1.2 GB, and I’m thinking it might be time to get a more powerful video card for my computer. |
Not sure how a "more powerful" card will help you with digital photography. Those state of the art $600 256MB cards will give you great 3d performance, but won't really add anything for static images. All that extra memory is for storing texture patterns to make the 3d graphics look better. Unless your card has a problem, upgrading your system memory to 2GB or so would make a lot more difference than a new video card. In fact, a new video card probably wouldn't add ANY performace for your stated application. The only thing that I know video memory impacts for 2d images is what max resolution/clock frequency the card can output.
The first thing you need to consider is what type of MB you have. Does it have AGP or PCI Express (NOT normal PCI)? If the former, what speeds/voltages of AGP does it support? If the latter, how many PCI Express cards can it handle? This will let you know what to even shop for (confused yet?). If your MB can't handle your chosen card, you will need to upgrade that too. If you got a package system from a vendor, it may be a little difficult finding these answers. FYI - PCI Express is a brand new slot technology, so older machines will not support this.
Next - what kind of monitor(s) will you be using and at what resolution? This will determine how many/what kind of ports you need on the card and how much memory the card will need to push that resolution. You want to get a card that can exceeds your monitors needs if possible.
Are you going to color profile one or both monitors (if you have two)? Most cards will apply the same color profile to both monitors. Usually you need a separate video card for each monitor to run dual profiles. If the second monitor is just for toolbars, then it isn't usually critical for it to be accurate.