Arista DCS-7358X4-SC-R | 7358X4 Modular Switch Card, 12.8 Tbps, 8 Slots

Q: What chassis is the DCS-7358X4-SC-R switch card compatible with?
A: The DCS-7358X4-SC-R is designed for use in the Arista 7358X4 modular chassis. It shares many components with the 7368X4 platform for migration flexibility and common sparing.

Q: How many interface modules can this switch card support?
A: The 7358X4-SC switch card is fully connected to 8 I/O module slots, each delivering 3.2 Tbps of system capacity without oversubscription. You can mix and match 100G, 200G, and 400G interface modules as needed.

Q: What airflow direction does the -R suffix indicate?
A: The -R suffix denotes rear-to-front airflow. This switch card includes integrated fans designed for reverse airflow configurations, suitable for hot-aisle/cold-aisle data center deployments.

Q: Is this switch card suitable for AI and machine learning workloads?
A: Yes. With its 12.8 Tbps switching capacity, 132 MB packet buffer, and ultra-low 900ns latency, the 7358X4-SC-R is optimized for data-intensive AI, machine learning, and hyperscale cloud environments requiring high network radix and consistent low latency.

Q: What advanced traffic management features does Arista EOS provide on this platform?
A: Arista EOS delivers advanced congestion management, latency analyzer, enhanced ECMP hashing, flow-aware traffic management, LANZ for microburst detection, and comprehensive telemetry for large-scale multi-tier data center networks.