Dell PowerEdge C6420 vs Lenovo ThinkSystem SD530
Side-by-side specifications from the vendors' own documents. The Dell PowerEdge C6420 is an enterprise 2U 4-node server powered by 2 Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake) and 16 memory slots supporting up to 1024GB DDR4-2666 / DDR4-2933 RDIMM (per node). The ThinkSystem SD530 was Lenovo's modular 2U 4-node ultra-dense multi-node server designed for high-performance computing (HPC), enterprise grid clusters, large-scale financial simulation, and cloud service provider scale-out…
| Dell PowerEdge C6420 | Lenovo ThinkSystem SD530 | |
|---|---|---|
| Brand | Dell | Lenovo |
| Status | end-of-sale | end-of-sale |
| Released | Jul 2017 | Jul 2017 |
| Form factor | 2U 4-node | 2U 4-node |
| Cpu sockets | 2 | 2 |
| Cpu platform | Intel Xeon Scalable 1st Gen (Skylake) and 2nd Gen (Cascade Lake), up to 28 cores, 205W TDP | Dual Intel Xeon Scalable 1st Gen (Skylake-SP) or 2nd Gen (Cascade Lake-SP) processors up to 165W TDP per node (8 CPUs per 2U chassis) |
| Memory slots | 16 | 16 |
| Memory type | DDR4-2666 / DDR4-2933 RDIMM (per node) | DDR4-2666 / DDR4-2933 RDIMM / LRDIMM |
| Memory max (GB) | 1,024 | 1,024 |
| Drive bays | Up to 6x 2.5-inch SAS/SATA/NVMe or 3x 3.5-inch SAS/SATA drives per node (24x 2.5 or 12x 3.5 in 2U) | Up to 6x 2.5-inch SFF hot-swap bays per node (up to 24 drives per 2U D2 chassis) |
| Pcie slots | Up to 2 PCIe Gen3 slots per node | Up to 2 PCIe 3.0 slots plus 1 dedicated LOM slot per node |
| Gpu support | None supported | — |
| Network onboard | Network Daughter Card (NDC) slot; 1x 1GbE iDRAC9 port per node | Modular LOM slot per node plus shared chassis Scalable Infrastructure Management Controller |
| Power supply | Shared dual hot-plug 1600W, 2000W or 2400W Platinum in C6400 chassis | Shared redundant 1600W / 2000W AC 80 PLUS Platinum power supplies in D2 chassis |
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