Tests conducted January 1997 using standard test suite.
Averages are based on 42 separate trial instances using identical known data sets.
          Average Speed of Data Transformation (in msec)
w/ progressive (current) trans
w/ pretzel transformations
percent change
Model No.
2100
25.1
7.5
      0.70
2121
20
4.8
      0.76
2122
21.3
5.3
      0.75
2123
20.2
4.6
      0.77
4000
157
40.8
      0.74
4001
148
35.5
      0.76
4121
169
37.2
      0.78
4122
161
37.0
      0.77
4123
155
34.1
      0.78
4900
55.2
11.0
      0.80
4901
51.7
10.9
      0.79
6001
70.2
16.1
      0.77
6123
70.5
16.9
      0.76
6900
69
15.9
      0.77
6901
70.4
16.2
      0.77
6921
70.2
17.6
      0.75
6922
70.2
16.1
      0.77
8123
21.1
5.9
      0.72
8500
28
6.7
      0.76
8501
27.3
7.1
      0.74
8502
25.6
5.9
      0.77
8522
24.9
6.5
      0.74
8523
24.2
5.6
      0.77
8900
11
2.6
      0.76
8901
11.5
2.6
      0.77
8921
12.1
2.4
      0.80
8922
11.6
2.7
      0.77
average percent change
      0.76