9105 ENZ0: PCIe Gen4 I/O Expansion Drawer
ENZ0 is IBM's PCIe Gen4 I/O Expansion Drawer. Listed for 9105-41B, 9105-22B, 9105-22A and more.
The current 4U drawer that adds up to 12 faster PCIe Gen4 card slots to a Power10 server.
ENZ0 at a glance
| Detail | Value |
|---|---|
| Feature code | ENZ0 |
| Name | PCIe Gen4 I/O Expansion Drawer |
| Part type | Expansion drawer |
| Height | 4U |
| Slots | up to 12 PCIe4 (two 6-slot fan-out modules #ENZF): eight x16 and four x8 |
| Power | two redundant hot-plug supplies, 1025 W |
| Listed for these Power 10 machine types | 9105-41B, 9105-22B, 9105-22A, 9105-42A, 9043-MRX, 9080-HEX |
| Runs with IBM i | Yes ... IBM i 7.5 TR3 and 7.4 TR9 add support. |
Replacement for #EMX0; no upgrade path from Gen3, but both drawer types can coexist. Gen4 drawer cables are not interchangeable with Gen3 cables. Only four #EC2S, #EC2U or #EC72 adapters can run in SR-IOV mode per fan-out module. Not supported on the S1012.
Before you order ENZ0
An expansion drawer adds slots or drive bays when the server itself is full. It is often the difference between upgrading a Power 10 and replacing it.
Not sure which Power 10 you have? The Power 10 machine types page shows how to check. Collecting several parts for one quote? Use the Power 10 quote checklist. Or look up another feature code.
Source: REDP-5675 section 3.8.1 and Tables 3-33 to 3-36; IBM i I/O Support Details (November 2023). Always confirm against your server's own configuration before you order.
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