Arista 7280R2
The Arista 7280R2 models are switch routers in the Arista 7280R Series. The DCS-7280CR2-60 is 2RU with 60 100GbE QSFP ports, 12 Tbps of switching capacity and a 24 GB packet buffer. The DCS-7280SR2K-48C6 is 1RU with 24 10GbE SFP+ ports, 24 25GbE SFP ports and 6 100GbE QSFP ports, 2.88 Tbps of switching capacity and a 4 GB packet buffer. Arista's data sheet gives latency from 3.8 microseconds.
Source: Arista 7280R Series Data Sheet
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Arista 7280R2 facts from the maker
- DCS-7280CR2-60
- 60 x 100GbE QSFP100; 12 Tbps; 5.02 Bpps; 24 GB buffer; 2RU Source: Arista 7280R Series Data Sheet
- DCS-7280CR2A-60
- 12 Tbps switching capacity; 5.02 Bpps Source: Arista 7280R Series Data Sheet
- DCS-7280CR2A-30 and DCS-7280CR2K-30
- 6 Tbps switching capacity; 2.51 Bpps Source: Arista 7280R Series Data Sheet
- DCS-7280SR2A-48YC6
- 3.6 Tbps switching capacity; 1.67 Bpps Source: Arista 7280R Series Data Sheet
- DCS-7280SR2K-48C6
- 24 x 10GbE SFP+, 24 x 25GbE SFP25, 6 x 100GbE QSFP100; 2.88 Tbps; 4 GB buffer; 1RU Source: Arista 7280R Series Data Sheet
- Latency
- From 3.8 microseconds Source: Arista 7280R Series Data Sheet
- Airflow
- F models front to rear; R models rear to front Source: Arista 7280R Series Data Sheet
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Arista 7280R2 in the catalog
DCS-7280CR2-60-F Arista Switch, Front-to-Back Airflow, Used, 60x 100GbE QSFP28
In stock
$19,895Ships same day
DCS-7280SR2K-48C6-M-F Arista Switch, 24x 1/10/25GbE SFP28, 24x 1/10GbE SFP+ and 6x 100GbE QSFP28
Used, tested & guaranteed
In stock
$12,995Ships same day
DCS-7280SR2K-48C6-M-R Arista Switch, 24x 1/10/25GbE SFP28, 24x 1/10GbE SFP+ and 6x 100GbE QSFP28
Used, tested & guaranteed
In stock
$12,995Ships same day
DCS-7280SR2A-48YC6-F Arista Switch, Front-to-Back, Used, 48x 1/10/25GbE SFP28 and 6x 100GbE QSFP28
In stock
$10,895Ships same day
DCS-7280SR2A-48YC6-R Arista Switch, Back-Front, 48x 1/10/25GbE SFP28 and 6x 100GbE QSFP28
Refurbished, tested & guaranteed
In stock
$10,895Ships same day
DCS-7280CR2K-30-F Arista Switch, Front-to-Back Airflow, Used, 30x 100GbE QSFP28
In stock
$8,995Ships same day
DCS-7280CR2A-60-F Arista Switch, Front-to-Back Airflow, Used, 60x 100GbE QSFP28
In stock
$7,495Ships same day
DCS-7280CR2A-60-R Arista Switch, Front-to-Back Airflow, Used, 60x 10/25/40/50/100GbE QSFP28
In stock
$7,495Ships same day
DCS-7280CR2A-30-F Arista Switch, Front-to-Back Airflow, Used, 30x 100GbE QSFP28
In stock
$6,495Ships same day
Arista 7280R2 part numbers
| Part number | Ports | Airflow | Power | Condition | End of sale | Price | Stock |
|---|---|---|---|---|---|---|---|
| DCS-7280CR2-60-F | 60 × 100GbE | Front to rear | 2 x 1900 W AC, hot-swap, 1+1 redundant | Used, tested & guaranteed | $19,895 | In stock | |
| DCS-7280SR2K-48C6-M-F | 48 × 10GbE (24 × 25GbE) | Front-to-back | Used, tested & guaranteed | $12,995 | In stock | ||
| DCS-7280SR2K-48C6-M-R | 48 × 10GbE (24 × 25GbE) | Back-to-front | 2 x 747 W AC, hot-swap, 1+1 redundant | Used, tested & guaranteed | $12,995 | In stock | |
| DCS-7280SR2A-48YC6-F | 48 × 1/10/25GbE | Front-to-back | Used, tested & guaranteed | $10,895 | In stock | ||
| DCS-7280SR2A-48YC6-R | 48 × 1/10/25GbE | Back-to-front | Refurbished, tested & guaranteed | $10,895 | In stock | ||
| DCS-7280CR2K-30-F | 30 × 100GbE | Front-to-back | Used, tested & guaranteed | $8,995 | In stock | ||
| DCS-7280CR2A-60-F | 60 × 100GbE | Front-to-back | Used, tested & guaranteed | $7,495 | In stock | ||
| DCS-7280CR2A-60-R | 60 × 10/25/40/50/100GbE | Front-to-back | Used, tested & guaranteed | $7,495 | In stock | ||
| DCS-7280CR2A-30-F | 30 × 100GbE | Front-to-back | Used, tested & guaranteed | $6,495 | In stock |
End of sale and support
| Model | Announced | End of sale | End of support | Replacement | Notice |
|---|---|---|---|---|---|
| Arista 7280CR2-60 | DCS-7280CR3A-72 | Arista notice | |||
| Arista 7280CR2A-60 / 7280CR2K-60 | DCS-7280CR3K-96, DCS-7280CR3-96 | Arista notice | |||
| Arista 7280CR2A-30 | DCS-7280CR3-32P4 | Arista notice | |||
| Arista 7280CR2K-30 | DCS-7280CR3K-32P4 | Arista notice | |||
| Arista 7280SR2A-48YC6 | DCS-7280SR3-48YC8 | Arista notice | |||
| Arista 7280SR2K-48C6-M | DCS-7280SR3-40YC6, DCS-7280SR3K-48YC8 | Arista notice |
Questions about the Arista 7280R2 family
- What do F and R mean at the end of a 7280R2 part number?
- They name the airflow. F models such as the DCS-7280SR2K-48C6-M-F move air front to rear; R models such as the DCS-7280SR2K-48C6-M-R move air rear to front.Source: Arista 7280R Series Data Sheet
- How large is the packet buffer on the 7280R2?
- Arista's 7280R data sheet gives 24 GB for the DCS-7280CR2-60 and 4 GB for the DCS-7280SR2K-48C6.Source: Arista 7280R Series Data Sheet
- How many 100GbE ports does the DCS-7280CR2-60 have?
- 60 QSFP100 ports, in a 2RU chassis with 12 Tbps of switching capacity.Source: Arista 7280R Series Data Sheet
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