Internal Storage - Lenovo ThinkSystem SR550 Product Manual

The following table lists memory options available for the SR550 server.
Table 13. Memory options
Description
RDIMMs - 2666 MHz
ThinkSystem 8GB TruDDR4 2666 MHz (1Rx8 1.2V) RDIMM
ThinkSystem 16GB TruDDR4 2666 MHz (1Rx4 1.2V) RDIMM
ThinkSystem 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM
LRDIMMs - 2666 MHz
ThinkSystem 64GB TruDDR4 2666 MHz (4Rx4 1.2V) LRDIMM
* The maximum quantity shown is with one processor / two processors

Internal storage

The SR550 server supports the following internal drive bay configurations:
1. 8 LFF SATA Simple Swap drive bays
2. 8 LFF SAS/SATA hot-swap drive bays
3. 12 LFF SAS/SATA hot-swap drive bays
4. Up to 16 SFF hot-swap drive bays: 8x 2.5" SAS/SATA + 8x 2.5" SAS/SATA
In addition, the SR550 server models can be configured with one or two internal M.2 SATA SSDs. The
server also supports configurations without drive bays.
The following figure shows the internal drive bay configurations.
Figure 7. Internal drive bay configurations
Lenovo ThinkSystem SR550 Server
Part Feature
number code
7X77A01301 AUU1
7X77A01302 AUNB
7X77A01304 AUND
7X77A01305 AUNE
Maximum
supported*
6 / 12
6 / 12
6 / 12
6 / 12
25