VIA Hardware has posted a review on the PowerColor PCI Radeon 7500 video card.

The primary problem with onboard AGP graphics is they utilize the system memory. Generally the level of memory dedicated to graphics is user defined in the bios from anywhere from 512k to 64mb. This Shared Memory Architecture approach is cost effective but degrades memory and thus system performance. A PCI video memory upgrade will use the video cards memory and not shared memory with the system.

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