I didn't think it was. If you tested a graphics card for PCI-express on 3DMark05, your results will not be twice as good by any means. I don't think that it is really two times faster right now, because we don't have anything that utilizes that 16x.
I'm not positive though... you could be right.
AMD Athlon 64 3000+ socket 939 @ 2.3 GHz
MSI K8N Neo2 Platinum motherboard
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