IBM System x3750 M4
15
The following table lists the optional upgrades supported with the ServeRAID controllers.
Table 8. RAID controller upgrades
Part
number
Feature
code
Description
Maximum
supported
Models
where used
81Y4544
A1X2
ServeRAID M5100 Series Zero Cache/RAID 5 Upgrade
1
-
81Y4484
A1J3
ServeRAID M5100 Series 512 MB Cache/RAID 5
Upgrade
4
D1x (2 standard)
D2x, (4
standard)
81Y4487
A1J4
ServeRAID M5100 Series 512 MB Flash/RAID 5
Upgrade
4
-
81Y4559
A1WY
ServeRAID M5100 Series 1 GB Flash/RAID 5 Upgrade
4
C1x (1 standard)
C2x (1 standard)
81Y4508
A22E
ServeRAID M5100 Series Battery Kit
4*
D1x (2 standard)
D2x, (4
standard)
81Y4546
A1X3
ServeRAID M5100 Series RAID 6 Upgrade**
1†
-
90Y4273
A2MC
ServeRAID M5100 Series SSD Performance Key**
1
D1x, D2x
90Y4318
A2MD
ServeRAID M5100 Series SSD Caching Enabler **
1
-
81Y4542
A1X1
ServeRAID M1100 Series Zero Cache/RAID 5 Upgrade
1
-
* The ServeRAID M5100 Series Battery Kit (81Y4508) is only supported with ServeRAID M5100 Series 512 MB
Cache/RAID 5 Upgrade (81Y4484).
† The ServeRAID M5100 Series RAID 6 Upgrade (81Y4546) requires RAID 5 upgrades with cache (81Y4484,
81Y4487, or 81Y4559 only).
** Only one ServeRAID Feature on Demand upgrade is required per system, regardless of the number of adapters
installed.