Dell PowerEdge R540 vs Lenovo ThinkSystem D1212 Drive Enclosure
Side-by-side specifications from the vendors' own documents. The Dell PowerEdge R540 is an enterprise 2U rack server powered by 2 Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake) and 16 memory slots supporting up to 512GB DDR4-2666 / DDR4-2933 RDIMM. The Lenovo ThinkSystem D1212 is a 2U direct-attached 12-drive large form factor (3.5-inch) storage expansion enclosure.
| Dell PowerEdge R540 | Lenovo ThinkSystem D1212 Drive Enclosure | |
|---|---|---|
| Brand | Dell | Lenovo |
| Status | end-of-sale | current |
| Released | Sep 2017 | Sep 2018 |
| Form factor | 2U rack | 2U rack |
| Cpu sockets | 2 | — |
| Cpu platform | Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake), up to 20 cores, 125W TDP | — |
| Memory slots | 16 | — |
| Memory type | DDR4-2666 / DDR4-2933 RDIMM | — |
| Memory max (GB) | 512 | — |
| Drive bays | Up to 12x 3.5-inch SAS/SATA drives (plus optional 2x rear 3.5-inch drives) | 12x 3.5-inch hot-swap SAS/SATA drive bays |
| Pcie slots | Up to 5 PCIe Gen3 slots | — |
| Gpu support | None supported | — |
| Network onboard | 2x 1GbE LOM ports; optional LOM Mezzanine slot; 1x 1GbE iDRAC port | — |
| Power supply | Dual redundant hot-plug 495W, 750W or 1100W | Dual redundant hot-swap 580W AC power supplies with integrated fans |
| Enclosure type | — | 2U 12-drive Large Form Factor (LFF 3.5-inch) drive enclosure |
| Interface modules | — | Dual Environmental Services Modules (ESMs) with 12Gb SAS SFF-8644 connectivity |
| Daisy chain | — | Supports daisy-chain cabling to additional D1212 or D1224 enclosures |
| Host attachment | — | Connects to ThinkSystem DE series storage controllers or server SAS HBAs / RAID controllers |
| Management | — | In-band SCSI Enclosure Services (SES) over SAS |
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