Arista 7280R3
Every published platform in the Arista 7280R3 family, with the attributes that differentiate them. Each row links to the full validated specification.
6 platforms
Positioning
Where this family sits and what it is for
Deep-buffer (Broadcom Jericho2, 2–16 GB HBM2) fixed 1RU universal leaf / DCI box / edge router spanning 25G access through 400G — FlexRoute Engine for internet-scale BGP (1.4 M+ IPv4 routes), VOQ scheduling, 512-way ECMP, MLAG, EVPN/VXLAN, MPLS LSR/LER. Runs Arista EOS; QSFP-DD/OSFP 400G cages break out to 200/100/50/25/10G; QSFP100 cages run 100/40G. 3.8 µs latency — a routing/buffering platform, NOT a low-latency AI fabric (use 7060X5/X6 there). DC-only (no PoE), no stacking (MLAG for L2 redundancy).
Price band: Premium
Platforms compared
What differs between these models, side by side
Shared by all models: PoE No · RU 1
| Platform | Access ports | Port speed | Capacity |
|---|---|---|---|
| 7280CR3-32D4 | 32 | 100 G | 9600 Gbps |
| 7280CR3-32P4 | 32 | 100 G | 9600 Gbps |
| 7280DR3-24 | 24 | 400 G | 19200 Gbps |
| 7280SR3-40YC6 | 40 | 25 G | 1600 Gbps |
| 7280SR3-48YC8 | 48 | 25 G | 4000 Gbps |
| 7280TR3-40C6 | 40 | 10 G | 1600 Gbps |
Parts and modules
What this family is ordered with. Long lists open on their own page.
Create a validated BOM with Arista 7280R3
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