Dell PowerEdge R740xd vs Lenovo ThinkSystem D3284 High Density Drive Enclosure
Side-by-side specifications from the vendors' own documents. The Dell PowerEdge R740xd is an enterprise 2U rack server powered by 2 Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake) and 24 memory slots supporting up to 3072GB DDR4-2666 / DDR4-2933 RDIMM / LRDIMM. The Lenovo ThinkSystem D3284 is an ultra-dense 5U storage enclosure accommodating up to 84 3.5-inch SAS hard drives in dual pull-out drawers.
| Dell PowerEdge R740xd | Lenovo ThinkSystem D3284 High Density Drive Enclosure | |
|---|---|---|
| Brand | Dell | Lenovo |
| Status | end-of-sale | current |
| Released | Jul 2017 | Sep 2018 |
| Form factor | 2U rack | 5U rack |
| Cpu sockets | 2 | — |
| Cpu platform | Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake), up to 28 cores, 205W TDP | — |
| Memory slots | 24 | — |
| Memory type | DDR4-2666 / DDR4-2933 RDIMM / LRDIMM | — |
| Memory max (GB) | 3,072 | — |
| Drive bays | Up to 32x 2.5-inch SAS/SATA/NVMe (24 front, 4 mid, 4 rear) or 18x 3.5-inch (12 front, 4 mid, 2 rear) | 84x 3.5-inch hot-swap SAS drive bays arranged in two 42-drive slide-out drawers |
| Pcie slots | Up to 8 PCIe Gen3 slots | — |
| Gpu support | Up to 3x 300W double-wide or 6x 150W single-wide GPUs | — |
| Network onboard | Network Daughter Card (NDC) slot; 1x 1GbE iDRAC9 dedicated port | — |
| Power supply | Dual redundant hot-plug 750W, 1100W, 1600W, 2000W or 2400W Platinum/Titanium | Dual redundant hot-swap 2214W Platinum AC power supplies |
| Enclosure type | — | 5U 84-drive High Density Large Form Factor (LFF 3.5-inch) enclosure |
| Interface modules | — | Dual redundant 12Gb SAS Environmental Services Modules (ESMs) |
| Capacity | — | Over 1.5PB of raw storage capacity using 18TB or 20TB enterprise HDDs |
| Redundancy | — | Dual SAS data paths, N+1 hot-swap cooling modules, and redundant power supplies |
| Management | — | In-band SCSI Enclosure Services (SES) |
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