<s>
Xmark93	B-Application
is	O
a	O
standardized	O
benchmarking	O
tool	O
for	O
measuring	O
the	O
performance	O
of	O
computer	O
systems	O
running	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
.	O
</s>
<s>
Xmark93	B-Application
allows	O
systems	O
evaluators	O
and	O
vendors	O
to	O
compare	O
the	O
performance	O
of	O
X	B-Operating_System
server/hardware	O
systems	O
for	O
a	O
broad	O
set	O
of	O
X	B-Operating_System
basic	O
functions	O
,	O
covering	O
a	O
wide	O
range	O
of	O
applications	O
.	O
</s>
<s>
Xmark93	B-Application
is	O
derived	O
by	O
calculating	O
the	O
ratio	O
between	O
the	O
geometrically	O
weighted	O
mean	O
of	O
the	O
447	O
individual	O
X11perf	O
tests	O
for	O
the	O
server/hardware	O
being	O
evaluated	O
and	O
the	O
corresponding	O
results	O
from	O
a	O
Sun	O
Microsystems	O
SPARCstation	B-Architecture
1	I-Architecture
.	O
</s>
<s>
Weightings	O
for	O
each	O
of	O
the	O
X11perf	O
tests	O
were	O
obtained	O
by	O
a	O
survey	O
of	O
X11	B-Operating_System
technical	O
experts	O
.	O
</s>
