CloudDC SuperServer SYS-621C-TN12R, 2U DP CloudDC with 12 hot-swap 3.5" NVMe/SAS/SATA bays and 4 PCIe 5.0 x16 slots + 2 PCIe 5.0 x16 AIOM slots

The Supermicro SYS-621C-TN12R is a 2U dual-socket barebones server platform for data centers, cloud infrastructure, and IaaS deployments, with support for 4th Gen Intel Xeon Scalable processors, up to 4TB of DDR5 memory, and multiple PCIe 5.0 expansion slots.

Recommended For

• Cloud and data-center operators building web, DNS, gateway, or CDN nodes who need a 2U rack server with dual Xeon support and room for up to 12 hot-swap drives.
• Infrastructure teams consolidating storage and compute in a rack: the system combines 12 hybrid NVMe/SAS/SATA drive bays with multiple PCIe expansion slots for workload-specific cards.
• Service providers or IT teams deploying virtualized or cloud infrastructure who can select and configure the CPUs, memory, storage, and networking to match their workload.
• Teams running CPU-intensive server workloads that can use dual-socket Xeon configurations; SPEC has published CPU benchmark results for this server model with Xeon Gold 6444Y processors.

Real-World Use Scenarios

• A cloud or hosting provider can use the SYS-621C-TN12R to run customer-facing web services and shared infrastructure in a rack server; Supermicro positions it for web, cloud, CDN, and IaaS workloads.
• A team can deploy it as a DNS, gateway, or firewall server at a data center or network edge; the practical fit is consolidating network services in one system, with network-card selection depending on the configuration.
• A service provider can use it to host virtual machines for cloud or infrastructure-as-a-service workloads; independent testing included VM and virtual-desktop-style workloads, so capacity should be matched to the chosen CPU, memory, and workload rather than assumed from the chassis alone.
• A business can use it for database-backed applications with transactional workloads; a published comparison tested this model with MySQL and HammerDB, indicating that this kind of workload has been evaluated on the system, though results depend on the full configuration.
• A data-center operator can use it to consolidate storage for shared services or content delivery; the front drive bays support hot-swappable NVMe, SAS, or SATA drives, letting an appropriately configured system serve different storage needs.

Spec Summary