M2-W6940-128QC
The M2-W6940-128QC data center switch offers 128 x 400GbE ports interface in 4 RU chassis, which delivers high performance with complete L2 and L3 forwarding features in modern large-scale data center networks.
The M2-W6940-128QC is designed for AI/ML, high-performance computing, and distributed storage applications. It provides ultra-high performance, low latency, and high reliability, and supports RoCEv2 data forwarding.
This open network switch is loaded with Open Network Install Environment (ONIE) software installer, which supports the SONiC operating system, including the community SONiC and the Enterprise SONiC.
Highlights
First-class Performance
- 128 × QSFP112 400GbE Ports
- Up to 102.4 Tbps full duplex
Resilient Configuration
- Broadcom BCM78900 (Tomahawk 5) & Intel Xeon D1734NT processor
Data Center Oriented Design
- Over 94% efficient power supplies
- 2+2 redundant & hot-swappable power supplies
Cloud Networking Ready
- Dynamic Load Balancing for advanced multi-pathing
- MAC Entries: 128K without exact match
Outstanding OS Compatibility
- Loaded with Open Network Install Environment (ONIE).
- Compatible with the Community SONiC and the Enterprise SONiC
Specifications
Ports
128 × 400GbE QSFP112
OS
SONiC
Switch ASIC
Broadcom BCM78900 (Tomahawk 5)
CPU
Intel Xeon D-1734NT
Switching Capacity
102.4 Tbps
Packets/Second
20.3 Bpps
System Memory
DDR4 16GB (Up to 32GB)
System Storage
240GB
Packet Buffer
165.2MB
BMC Option
AST2520
Fans
5 (4+1 redundant, hot-swappable)
Power Supplies
4 (2+2 redundant, hot-swappable)
Airflow
Standard* airflow
Max/Typical Power Consumption
4000W/3846W
Order Information
| Product ID | Description |
| M2-W6940-64OC-FA | M2-W6940-64OC switch, 64 × 800GbE OSFP ports. The switch is installed with two PA3000I-F modules and four FAN80-02-F fan modules |
| Model | Description |
| PA3000I-F | 3000W AC power supply module, front-to-rear airflow |
| FAN80-02-F | Fan module for front-to-rear airflow |
