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Table 4.2 The IBM S/390 family models (1991).

Model

Type ^a

Max Total Storage

Max.ESCON & Parallel Channels

Max. Vector Facilites

Cycle Time (ns)

Water Cooled

900

6-way MP

9 GB

256

6

9.5

820

4-way MP

9 GB

256

4

9.5

720

6-way MP

4.5 GB

128

6

9.5

620

4-way MP

4.5 GB

128

4

9.5

580

3-way MP

2.25 GB

64

3

9.5

500

2-way MP

2.25 GB

64

2

9.5

340

Uniproc.

2.25 GB

64

1

9.5

330

Uniproc.

1152 MB

64

1

9.5

Air Cooled

480

2-way MP

1024 MB

48

2

15

440

2-way MP

1024 MB

48

2

15

320

Uniproc.

1024 MB

48

1

15

260

Uniproc.

1024 MB

48

1

15

210

Uniproc.

1024 MB

48

1

15

190

Uniproc.

512 MB

32

15

15

Rack Mounted

170

Uniproc.

256 MB

24

0

30

150

Uniproc.

256 MB

12

0

35

130

Uniproc.

256 MB

12

0

38

120

Uniproc.

256 MB

12

0

38

^aMP indicates maximum number of multiprocessors in a system.

Table 4.3 IBM S/390 models (1994).

Model

Type

Max. Total Storage

Max. ESCON

Max. Vector

Estimated Cycle Time

Water Cooled

9X2

10-way MP

10GB

256

10

6.0ns

(plus 9 other models)

Air cooled

421

4-way MP

2GB

96

4

10.0ns

(plus 7 other models)

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