Data Center QSFP28 Huawei Switch CE8850-64CQ-EI 64-Port 100GE With IStack Stacking

The Huawei CloudEngine CE8850-64CQ-EI is not another box to mount and forget. It is the aggregation point where bandwidth demand meets physical reality. Designed for large-scale cloud data centers, AI training clusters, and HPC environments, this 2U switch answers one simple question: How do you move petabytes of data without creating a bottleneck?

Built for Spine-Leaf at Scale

Traditional three-tier architectures collapse under east-west traffic pressure. The CE8850-64CQ-EI embraces spine-leaf — the modern data center fabric. With 64 ports of 100GE QSFP28, a single unit provides 12.8 Tbps of switching capacity and handles 4,482 million packets per second. That translates to one thing: non-blocking performance when your storage talks to your compute nodes.

Flexibility Where It Matters

Rigid port configurations force trade-offs. This switch avoids that trap. Each 100GE port can break out into:

• 4 × 25GE (for server access)

• 4 × 10GE (for legacy gear)

• Select ports support 2 × 50GE

This means the same hardware adapts to different rack densities without forklift upgrades.

Designed for Lossless, Low-Latency Workloads

AI training and NVMe over Fabrics share a common enemy: packet loss. The CE8850-64CQ-EI features a 42 MB buffer and runs VRP8 with full support for RoCE (RDMA over Converged Ethernet) . When your GPU cluster is waiting on network drops, every microsecond costs money. This switch delivers lossless forwarding.

Operational Reality: Redundancy, Airflow, Stacking

Data center engineers care about three things during maintenance windows: power, cooling, and failover.

• Power: 1+1 hot-swappable AC modules. Pull one while the other runs.

• Cooling: Port-side exhaust airflow — matches typical ToR (Top of Rack) hot-aisle containment.

• Stacking: iStack supports up to 16 units, turning multiple boxes into a single management plane.

When Do You Deploy This?

The Bottom Line

The CE8850-64CQ-EI is not for wiring closets or office access layers — it belongs in the data center core and spine, where 100GE density, buffer depth, and protocol maturity determine success. If your traffic pattern involves machine learning, storage fabrics, or spine-leaf at scale, this switch removes the guesswork.