How important is cache size?
How important is cache size?
will i drastically hurt my performance on games/multimedia if i go from a 2mb L2 cache to a 1mb?
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K. Eng
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What do you define as a "drastic" hit in performance?
Short answer: Probably Not.
I tend to define it as the point at which a user notices the degradation in performance (the generally accepted figure is 10%+ hit, unless the game runs so fast that a 10% hit would be unoticeable, i.e. 540 FPS against 600 FPS; a user is unlikely to see the difference).
Performance gain from doubling cache size is about 5-6% from 1M to 2M.
If you are rendering something and it takes a couple hours, 5-6% might be significant though.
As with many things, "it depends".
Short answer: Probably Not.
I tend to define it as the point at which a user notices the degradation in performance (the generally accepted figure is 10%+ hit, unless the game runs so fast that a 10% hit would be unoticeable, i.e. 540 FPS against 600 FPS; a user is unlikely to see the difference).
Performance gain from doubling cache size is about 5-6% from 1M to 2M.
If you are rendering something and it takes a couple hours, 5-6% might be significant though.
As with many things, "it depends".
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plucky duck
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