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Message: <blockquote data-quote="johnodd4" data-source="post: 1610745" data-attributes="member: 331386">question and a big one here whats your graphics card???the screen saver freezing is usually the sign the machines graphics card is about to die its normally what happens to the original mac pro i am assuming its a mac pro 1.1 2.66 ghz 4 to 8 gig's of ram and about a 350 gig or better hard drive correct.this means the graphics cards where these options for this machine.ati radeon x1900ati radeon x5770 (also known as the firestarter when this graphics card goes it usually sparks then fire)nvidia 8800 gt (also known as the solder melter this graphics card not only fails on mac pro's but on the aluminum macbook pro as well it gets hot enough to melt solder)check to see what graphics card you have you also might want to upgrade to snow leopard or lion for your machine depending on if you use power pc apps or not leopard required a graphics card upgrade file called leopard graphics 1.0 of which you can download from apples web site this update was to fix a major bug with newer graphics cards that leopard doesn't like and would cause freezing issues and boot failures.this is why the nvidia gt 8800 won't run in tiger server because there is no driver for it and it just crashes and gives you the gray screen of death also i would replace the hard drive my question is this if you are running a seagate hard drive they fail like crazy on the original mac pro this is why most people go to the 2 tb western digital green drives but you would still have to upgrade your os because most newer hard drives only register as 1.5 tb in leopard</blockquote>

Verification: How many occurrences of a n-u-m-b-e-r between "d" and "f" in this example...(sdgs6ngklu3gd#f9%)?