Arista 7800R3 Series AI Spine Switch
Brand: Arista | Category: Network Switches
SKU: DCS-7816-CH | Part #: DCS-7816-CH | MPN: DCS-7816-CH
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About the Arista 7800R3 Series AI Spine Switch
The Arista 7800R3 Series AI Spine Switch from Arista is enterprise-grade Network Switches hardware built for data centers. The Arista 7800R3 Series AI Spine Switch is a purpose-built fabric switch engineered for AI and GPU cluster interconnect at hyperscale. The 7816 variant delivers ultra-dense 400G and 800G port configurations optimized for collective communication patterns in large-scale machine learning training environments, offering non-blocking throughput and low-latency switching across thousands of GPU nodes. 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.
Technical Specifications
| Brand | Arista |
| Category | Network Switches |
| SKU | DCS-7816-CH |
| Part Number | DCS-7816-CH |
| Condition | New |
| Model | 7800R3 |
| Variant | 7816 |
| PartNumber | DCS-7816-CH |
| FormFactor | Modular chassis |
| PortDensity | 128 × 400G or 64 × 800G equivalent |
| PortConfiguration | 400G QSFP112-DD or 800G QSFP112-DD |
| ThroughputNonBlocking | 51.2 Tbps (400G config), 102.4 Tbps (800G config) |
| Latency | <150 ns (packet switching latency) |
| BufferMemory | 3.2 GB |
| BackplaneCapacity | 204.8 Tbps |
| Architecture | Non-blocking, fixed-configuration spine |
| RackUnits | 12RU |
| PowerConsumption | Approximately 6000 W (typical, full config) |
| ManagementInterface | 1× 10/100/1000 Ethernet, serial console, USB |
| OperatingSystem | EOS (Extensible Operating System) |
| CloudVisionIntegration | Native support for CloudVision Portal and APIs |
| LaunchDate | 2023 Q3 |