High Performance, Feature Rich 10/40/100GbE Systems: 50Tbps & 256 x 100GbE, 512x 40GbE, 2048x 10GbE, 768x 10GBASE-T
Designed for large scale leaf / spine and Spline™ networks the Arista 7300X and 7320X Series modular switches deliver industry leading density and performance with a rich choice of interface types for server leaf and spine network deployment. They combine scalable L2 and L3 features with comprehensive network monitoring, virtualization and visibility features.
System Performance:
The Arista 7300 systems can be fully populated with up to 16, eight or four linecards respectively
| 7316 | 7308 | 7304 |
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| Description | Half rack of switching that delivers the highest 40GbE capacity in the industry | An 8 slot system with airflow for server or network rows replacing Catalyst 6509 | Compact high density and resilient system with flexible interface choices for leaf / spine and collapsed spline |
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| Switching Capacity | 40Tbps | 20Tbps | 10Tbps |
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| Linecards | 16 | 8 | 4 |
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| 10G Ports | 2048 | 1024 | 512 |
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| 40G Ports | 512 | 256 | 128 |
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| Forwarding Rate | 30 Bpps | 15 Bpps | 7.5 Bpps |
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| Total Buffer | 384MB | 192MB | 96MB |
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| Rack Units | 21 | 13 | 8 |
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Linecard Comparison:
7300X Series linecards provide a choice of speed and density addressing 1/10/40 GbE requirements with a consistent set of features. Each module is power efficient and delivers consistent performance and low latency with a dynamically allocated buffer that is optimized for fully meshed East-West traffic patterns.
| 7300X-32Q | 7300X-64S | 7300X-64T |
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| Ports | 32 QSFP+ | 48 SFP+ 4 QSFP+ | 48 10G-T 4 QSFP+ |
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| 10GbE Interfaces | 128 (QSFP+) | 64 | 64 (48-T, 16-X) |
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| 40GbE Interfaces | 32 | 4 | 4 |
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| Port Buffer | 24MB | 12MB | 12MB |
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| Nominal Power | 238W | 211W | 290W |
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| Forwarding Rate | 1.92Bpps | 960Mpps | 960Mpps |
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Linecard Features:
Each 7300X Series linecard delivers a consistent set of features supporting layer 2 and layer 3 data center designs with predictable and linear scaling.
| 7300 Linecards |
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| Latency | 550ns — 2usec (40G) |
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| MAC Table Size | 32K to 288K |
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| Maximum IPv4 Host Routes | 32K to 288K |
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| Maximum IPv6 Host Routes | 16K to 104K |
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| Maximum IPv4 Unicast Route Prefixes | 16K to 144K |
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| Maximum IPv6 Unicast Route Prefixes | 8K to 77K* |
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| Maximum Multicast Groups | 288K with 8K unique groups |
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| Maximum ACL Entries | 4-8K Ingress, 1-2K Egress |
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| Maximum LAG Members | Up to 64 member ports |
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| Maximum LAG Groups | Up to 1024 |
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| Maximum ECMP Fanout | 64-way |
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