Ruijie RG-S6990 Series High-Density Data Center Switch

• AI training and GPU cluster networking
• High-performance computing (HPC)
• Distributed storage networks
• High-density data-center core
• Cloud data-center fabric
• RDMA/RoCE infrastructure
• AI-Fabric deployments
• Large-scale data-center interconnects
• High-bandwidth east-west traffic
• Next-generation 400G network migration

• 400G high-density switching
• Up to 128 × 400GE QSFP112 ports on RG-S6990-128QC2XS
• 102.4 Tbps switching capacity
• 21,000 Mpps packet forwarding rate
• 100G/200G/400G QSFP112 support on RG-S6990-128QC2XS
• RDMA and RoCE support
• PFC and ECN for lossless networking
• AI-Fabric RDLB and GDLB technologies
• AI-oriented network telemetry and monitoring
• 2+2 redundant hot-swappable power modules
• 4+1 hot-swappable fan redundancy
• Front-to-rear airflow
• 4U high-density chassis
• 2 × 1G/10G SFP+ ports on RG-S6990-128QC2XS
• Dedicated management and console connectivity
• One-click RoCE configuration
• Designed for AI, HPC and distributed-storage workloads

• Brand: Ruijie
• Product Family: Ruijie RG-S6990 Series
• Product Category: Data Center Core Switch
• Current Series Models: RG-S6990-128QC, RG-S6990-64OC2XS, RG-S6990-128QC2XS
• RG-S6990-128QC2XS Ports: 128 × 100G/200G/400G QSFP112 + 2 × 1G/10G SFP+
• RG-S6990-128QC: 128 × 400G ports
• RG-S6990-64OC2XS: 64 × 800G ports + 2 × 10G ports
• Switching Capacity - 128QC2XS: 102.4 Tbps
• Packet Forwarding Rate - 128QC2XS: 21,000 Mpps
• Chassis Height - 128QC2XS: 4U
• Dimensions - 128QC2XS: 446 × 800 × 173.6 mm
• Weight - 128QC2XS: 37.6 kg empty chassis; 45 kg with four PSUs and five fan modules
• Power Modules: 4 slots
• Power Redundancy: 2+2
• Fan Modules: 5 slots
• Fan Redundancy: 4+1
• Power Module: RG-PA1600II-F
• Maximum Power Consumption: Approximately 3,160 W
• Typical Power Consumption: Approximately 2,432 W
• Static Power Consumption: Approximately 433 W
• Management: 1 × RJ45 management port
• Console: 1 × RJ45 console port
• USB: 1 × USB 2.0 Type-A
• Airflow: Front-to-rear
• RDMA: Supported
• PFC: Supported
• ECN: Supported
• AI-Fabric: RDLB and GDLB
• RoCE: One-click configuration supported
• Jumbo Frame: Up to 9 KB
• 40G Compatibility: Not identified as a native 40G service-port mode in the current RG-S6990-128QC2XS specifications; verify exact optic/breakout requirements
• 100G Compatibility: Supported on RG-S6990-128QC2XS QSFP112 ports
• 200G Compatibility: Supported on RG-S6990-128QC2XS QSFP112 ports

Why Choose This Product?

• 400G-class connectivity for next-generation data centers
• Up to 128 high-speed ports in a 4U chassis
• 102.4 Tbps switching capacity for intensive east-west traffic
• RDMA, PFC and ECN support for low-latency, loss-aware AI networks
• AI-Fabric load-balancing technologies for demanding AI workloads
• 2+2 power redundancy for higher service availability
• 4+1 fan redundancy for continuous cooling protection
• Suitable for GPU clusters, HPC and distributed storage
• Scalable architecture for high-bandwidth cloud data centers
• Supports migration toward 100G/200G/400G data-center fabrics