400G Data Center Chassic Switch OverView Cisco Nexus 9500 Arista 7800R3 Juniper QFX10000 Huawei CE16800

Update Jun 20,2020

ActForNet.com

Summary: In this page, we list the 400G modular chassis data center switch by top DC switch vendor: Huawei, Cisco, Arista, Juniper

Model	CloudEngine 16804	CloudEngine 16808	CloudEngine 16816
Switching Capacity	43/387 Tbit/s²	86/774 Tbit/s²	173/1548 Tbit/s²
Forwarding Performance	11,280 Mpps	22,560 Mpps	45,120 Mpps
Service Slots	4	8	16
Switching Fabric Module Slots	6 (scalable to 9 for future expansion)
Fabric Architecture	Clos architecture, cell switching, VoQ
Airflow Design	Strict front-to-back airflow design
Virtualization	M-LAG VS (1:16 virtualization) Cluster Switch System (CSS)³ VXLAN and VXLAN bridging QinQ access VXLAN
L2/L3	VLAN, STP, LACP Static route, IPv4/IPv6 dynamic route protocol IP packet fragmentation and reassembly
SFC	IETF-defined NSH
Reliability	Microsegmentation Hardware-based Bidirectional Forwarding Detection (BFD)
O&M	Telemetry ERSPAN+ iPCA
Programmability	Standard NETCONF interface Ansible-based automatic configuration and open-source module release

1 This content is applicable only to regions outside mainland China. Huawei reserves the right to interpret this content.
2 Roadmap.

Nexus 9500 Chassis

	Cisco Nexus 9504 Switch	Cisco Nexus 9508 Switch	Cisco Nexus 9516 Switch
Form factor	7 RU	13 RU	21 RU
Line card slots	4	8	16
Supervisor slots	2	2	2
Fabric module slots	6	6	6
ACI support	Yes	Yes	Yes
Bandwidth per slot (Tbps)	3.84	3.84	3.84
Bandwidth per system (Tbps)	15	30	60
Maximum number of 1/10G BASE-T ports	192	384	768
Maximum number of 10 GE ports	576	1152	2304
Maximum number of 40 GE ports	144	288	576
Maximum number of 100GE ports	144	288	576
Airflow	Front to back (port side intake)	Front to back (port side intake)	Front to back (port side intake)
Power supplies (3kW AC/DC/HVAC/HVDC)	Up to 4	Up to 8	Up to 10
Fan trays

System Performance
	7808R3	7804R3
Description	Delivers high density, low power non-blocking Ethernet switching system.	Optimum form-factor for many medium to large deployments.
Switching Capacity	230Tbps	115Tbps
Linecard Capacity	14.4Tbps	14.4Tbps
40G Interfaces	384	192
50G Interfaces	768	384
100G Interfaces	384	192
400G Interfaces	288	144
Forwarding Rate	48 Bpps	24 Bpps
Total Buffer	192GB	96GB
Rack Units	16	10
Airflow	Front to Rear	Front to Rear

The QFX10000 Ethernet Switches come in two models:

Both models of the QFX10000 modular chassis can accommodate any combination of the following QFX10000 Ethernet line cards:

QFX10000-30C-M: 30 x 100GbE/40GbE MACsec-enabled line card.
QFX10000-30C: 30 x 100GbE/40GbE port line card
QFX10000-36Q: 36 x 40GbE or 12 x 100GbE port line card
QFX10000-60S-6Q: 60 x 1GbE/10GbE port line card with six-port 40GbE or two-port 100GbE
QFX10000-12C-DWDM: 6 x 200Gbps per line card; 1.2 Tbps per line card