Comment 251 for bug 541492

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jerrylamos (jerrylamos) wrote : Re: MASTER: [i845] GPU lockup (apport-crash) (Should KMS be blacklisted?)

peakit,

KMS+fbdevhw "shadow" i845G performance with Gtkperf about 34 seconds, about same as "vesa" i925.modeset=0. This hardware not very fast but perfectly usable. My 3.3 gHz Celeron is 3 times faster, between 9 and 12 seconds depending on the release of Ubuntu.

That presumes I'm reading Xorg.0.log on which drivers are actually in use.

intel driver i915.modeset=1 definitely slower taking 50 seconds to run the same Gtkperf suite as KMS+fbdevhw ran in 34 seconds.

Jerry