4U Rack Servers
Rack mount servers are designed to be fixed in a 19" wide cabinet. The height of the server is also standardized as multiples of 1.75 inches (44.45 mm) or one rack unit or U.
A 4U Server is 7 inches (17.78cm) high.

HPE ProLiant 4U Rack Servers
Model | CPU Type | CPU Sockets | DIMM Slots | Backplane Options | ||
---|---|---|---|---|---|---|
![]() | ProLiant DL580 G10 | Xeon Scalable | 4 | 48 | 48x 2.5-inch SATA/SAS drive bay backplane (up to 20x NVMe) | Configure |
![]() | ProLiant DL580 G9 | Xeon E7-4800 | 4 | 96 | 10x 2.5-inch SATA/SAS drive bay backplane (up to 5x NVMe) | Configure |
Dell PowerEdge 4U Rack Servers
Model | CPU Type | CPU Sockets | DIMM Slots | Backplane Options | ||
---|---|---|---|---|---|---|
![]() | PowerEdge R930 | Xeon E7-4800 | 4 | 96 | 4x 2.5-inch SATA/SAS drive bay backplane 24x 2.5-inch SATA/SAS drive bay backplane 16x 2.5-inch SATA/SAS and 8x 2.5-inch NVMe drive bay backplane | Configure |
Supermicro SuperServer 4U Rack Servers
Model | CPU Type | CPU Sockets | DIMM Slots | Backplane Options | ||
---|---|---|---|---|---|---|
![]() | SuperServer SYS-4029GP-TRT | Xeon Scalable | 2 | 24 | 8x 2.5-inch SATA/SAS drive bay backplane 24x 2.5-inch SATA/SAS drive bay backplane (up to 4x NVMe) | Configure |
![]() | SuperServer SYS-4028GR-TRT | Xeon E5-2600 | 2 | 24 | 24x 2.5-inch SATA/SAS drive bay backplane | Configure |
![]() | SuperWorkstation SYS-7049GP-TRT | Xeon Scalable | 2 | 16 | 8x 2.5-inch/3.5-inch SATA/SAS drive bay backplane | Configure |
![]() | SuperWorkstation SYS-7048GR-TRT | Xeon E5-2600 | 2 | 16 | 8x 2.5-inch/3.5-inch SATA/SAS drive bay backplane | Configure |