Radeon HyperZ R300g Performance
Phoronix: Radeon HyperZ R300g Performance
With Marek Olšák having fixed-up the R300 Gallium3D HyperZ support and then finally enabling this performance-boosting technology by default for the vintage Radeon X1000 (R500) series graphics cards, new benchmarks were conducted to look at the performance impact of ATI HyperZ finally being flipped on in this legacy ATI Linux graphics driver.
And the other point is...
... that HyperZ now works for all of these different applications!