Brand: Arista | Category: Network Switches
SKU: ARIS-7800R436PELC | Part #: 7800R4-36PE-LC | MPN: 7800R4-36PE-LC
Contact for Pricing — Request a Quote
The Arista 7800R4 Series AI Spine Line Card from Arista is enterprise-grade Network Switches hardware built for data centers. Arista 7800R4 Series AI Spine Line Card delivers native 800G port density with deep packet buffers purpose-built for large-scale AI training cluster spine fabrics. Available in brand new condition. Arista network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
| Brand | Arista |
| Category | Network Switches |
| SKU | ARIS-7800R436PELC |
| Part Number | 7800R4-36PE-LC |
| Condition | New |
| Product Series | 7800R4 AI Spine Line Card |
| Parent Chassis Compatibility | Arista 7800R4 Series Modular Chassis |
| Port Speed | 800GbE native per port |
| Port Density per Line Card | Up to 12 x 800GbE QSFP-DD800 ports (chassis-slot dependent) |
| Breakout Configurations | 800G, 2x400G, 4x200G, 8x100G per port |
| Forwarding Architecture | Cut-through and store-and-forward selectable per port |
| Packet Buffer Depth | Deep shared buffer architecture (tens of GB aggregate per line card) |
| Forwarding Latency | Sub-microsecond cut-through under nominal load |
| ASIC Generation | Arista Etherlink 4th Generation AI-Optimized Silicon |
| Lossless Fabric Support | PFC (Priority Flow Control) per IEEE 802.1Qbb; ECN per RFC 3168 |
| RDMA Transport | RoCEv2 (RDMA over Converged Ethernet v2) hardware-accelerated |
| Layer 2 Features | VLAN, QinQ, MSTP, LACP, LLDP, EVPN-VXLAN bridging |
| Layer 3 Features | BGP-EVPN, IS-IS, OSPF, MP-BGP, ECMP, BFD, IPv4/IPv6 dual-stack |
| Telemetry Interfaces | gNMI, gRPC, OpenConfig YANG, sFlow, IPFIX |
| Management Integration | Arista CloudVision (CVP/CVaaS), Arista ANNA AI analytics |
| Operating System | Arista EOS (Extensible Operating System) |
| Automation & Programmability | OpenConfig, RESTCONF, NETCONF, ZTP (Zero Touch Provisioning) |
| Quality of Service | 8 hardware queues per port, DWRR, strict priority scheduling |
| Power Consumption | Chassis slot power envelope (varies by port utilization; consult line card PID datasheet) |
| Optics Standard Compliance | OSFP-800G, QSFP-DD800, IEEE 802.3df 800GbE, OpenZR+ MSA |
| Launch Generation | 2025-Q4 |