The Supermicro Storage SuperServer SSG-542B-E1CR90 is a high-density 4U top-loading storage powerhouse designed to anchor petabyte-scale data lakes, software-defined storage (SDS), and backup-and-recovery environments. Engineered for maximum capacity without compromising performance, this dual-socket system supports 5th/4th Gen Intel® Xeon® Scalable processors and features an impressive 90 hot-swap 3.5" SAS3/SATA3 drive bays in a tool-less chassis. With support for up to 4TB of DDR5-5600 memory and integrated PCIe 5.0 expansion for 100GbE/200GbE networking, it provides the massive throughput required for intensive high-capacity workloads. Built with a focus on serviceability and reliability, the SSG-542B-E1CR90 includes redundant 2600W Titanium Level power supplies and a modular cooling design, making it the definitive choice for enterprises scaling their hyperscale storage infrastructure or object storage deployments.