IBM i series Handbook page 249

Model 840 Upgrades
To 2417
From
820
1521
1522
1523
1524
1525
1526
1521
1522
1523
1524
1525
1526
1527
1521
1522
1523
1524
1525
1521
1522
1523
1524
1525
1526
1521
1522
1523
1524
1525
1526
1527
830
1531
1532
1533
1534
1535
Model 840
2418
M M
M M M
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M M M M
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M M
M M M
M M M M
M M M M
M M M M
M M M M
M M M
M M
M M M
M M M M
M M M M
M M M M
M M
M M M
M M M M
M M M M
M M M M
M M M M
M M
M M M
M M M M
M M M M
M M M M
M M M M
M M M
M M M
M M M M
M M M M
M M M M
M M M M
Upgrades to iSeries 8xx Servers
2419 2420
M M
M M M
M M M M
M M M M
M M M M
M M M M M
M M
M M M
M M M M
M M M M
M M M M
M M M M M
M M
M M M
M M M M
M M M M
M M M M
M M M M M
M M
M M M
M M M M
M M M M
M M M M
M M M M M
M M M
M M M M
M M M M
M M M M
M M M M M
Upgrades to iSeries 8xx Servers
M M M M
M M M M
219