Device  | Number of|  # 4K records per  |   Capacity    | Alt| CE |
  Type   |cyls |trks| track | cyl | HDA  | MB/Cyl| GB/Dev| cyl| cyl|
---------|-----|----|-------|-----|------|-------|-------|----|----|
2305     |  96 |  8 |    3  |  24 |  2304| 0.094 | 0.009 |    |    |
2314     | 203 | 20 |    5  |  30 | 20300| 0.117 | 0.077 |    |    |
3330-1,2 | 404 | 19 |    3  |  57 | 23028| 0.223 | 0.088 |    |    |
3330-11  | 808 | 19 |    3  |  57 | 46056| 0.223 | 0.176 |    |    |
3340-35  | 348 | 12 |    2  |  24 |  8352| 0.094 | 0.032 |    |    |
3340-70  | 696 | 12 |    2  |  24 | 16704| 0.094 | 0.064 |    |    |
3350     | 555 | 30 |    4  | 120 | 66600| 0.469 | 0.254 | 555|    |
3375     | 959 | 12 |    8  |  96 | 92064| 0.375 | 0.351 | 959|    |
3380A,D,J| 885 | 15 |   10  | 150 |132750| 0.586 | 0.506 | 885| 886|
3380E    |1770 | 15 |   10  | 150 |265500| 0.586 | 1.013 |1770|1771|
3380K    |2655 | 15 |   10  | 150 |398250| 0.586 | 1.519 |2655|2658|
3390-1   |1113 | 15 |   12  | 180 |200340| 0.703 | 0.764 |    |    |
3390-2   |2226 | 15 |   12  | 180 |400680| 0.703 | 1.528 |    |    |
3390-3   |3339 | 15 |   12  | 180 |601020| 0.703 | 2.293 |    |    |
 
 
 Device  | Number of| Blocks per | # 4K rcds/ |   Capacity
  Type   |cyls |trks| cyl | HDA  |cyl |  HDA  | MB/Cyl| GB/Dev
---------|-----|----|-----|------|----|-------|-------|--------
3370-1   | 750 | 12 | 744 |558000| 93 | 69750 | 0.363 | 0.266
3370-2   | 958 | 12 | 744 |712752| 93 | 89094 | 0.363 | 0.340
9332     |1233 |  4 |  73 |360036| 36+| 45004+| 0.143 | 0.172
9335     |1889 |  6 |  71 |804714| 53+|100589+| 0.209 | 0.384