| Part No. | R740 |
| Manufacturer | Dell Technologies |
| End of Life? | No |
| Rack Units | 2U |
| Height | 86.8mm |
| Width | 434mm |
| Depth | 737.5mm |
| CPU Socket(s) | Up to two Intel® Xeon® Scalable processors, up to 28 cores per processor |
| Memory Slot(s) | 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2666MT/s, 3TB max Up to 12 NVDIMM, 192 GB Max Supports registered ECC DDR4 DIMMs only |
| Memory Expansion | Maximum RAM: RDIMM 1.53TB LRDIMM 3TB DCPMM 6.14TB (7.68TB with LRDIMM) |
| Drive Bays | Front drive bays: Up to 16 x 2.5” SAS/SATA (HDD/SSD) max 61TB or up to 8 x 3.5” SAS/SATA HDD max 96TB Optional DVD-ROM, DVD+RW |
| Supported OS | Canonical® Ubuntu® LTS Citrix® XenServer® Microsoft Windows Server® with Hyper-V Red Hat® Enterprise Linux SUSE® Linux Enterprise Server VMware® ESXi |
| USB Port(s) | Front: 2x USB 2.0, available USB 3.0, dedicated IDRAC Direct Micro-USB; Rear: 2x USB 3.0 |
| PCI Slot(s) | Riser options with up to 8 PCIe Gen 3 slots, maximum of 4 x 16 slots |
| Serial Ports | Rear: 1x serial port |
| LAN Socket(s) | Network Options: 4 x 1GbE 2 x 10GbE + 2 x 1GbE 4 x 10GbE 2 x 25GbE |