arista 7280R 7280CR-48 vs juniper QFX Series QFX10002-36Q
Side-by-side specifications from the vendors' own documents. The Arista 7280CR-48 is a 2U high-density 100GbE deep-buffer datacenter spine and routing platform offering 48 ports of 100GbE QSFP28. The Juniper QFX10002-36Q is a 2U deep-buffer fixed spine and datacenter interconnect (DCI) switch powered by custom Juniper Q5 ASICs.
| arista 7280R 7280CR-48 | juniper QFX Series QFX10002-36Q | |
|---|---|---|
| Brand | arista | juniper |
| Status | end-of-sale | current |
| Released | Mar 2016 | Mar 2015 |
| Form factor | 2U fixed switch | 2U fixed switch |
| Ports | 48x 40G/100G QSFP28 ports | 36x 40GbE QSFP+ ports (configurable as 12x 100GbE QSFP28) |
| Switching capacity | 9.6 Tbps / 2.8 Bpps | 2.88 Tbps / 1 Bpps forwarding capacity |
| Buffer size | 24GB deep packet buffer | — |
| Form factor | 2U rack mount | — |
| Routing protocols | BGP-EVPN, MPLS L3VPN, Segment Routing, and full internet routing tables | — |
| Buffer memory | — | Deep packet buffers delivering up to 100 ms of packet buffering per port |
| Silicon | — | Custom Juniper Q5 ASICs with hardware-embedded packet memory |
| Routing tables | — | High scale supporting up to 1 million IPv4 routes and large MPLS tables |
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