The CRS312-4C+8XG-RM is the perfect upgrade for your network setup if you need real speed and power. It is our first product with 10G RJ45 Ethernet ports. It also has 4 x 10G combo ports that support either 10G RJ45 Ethernet or 10G SFP+, in case you need an extra fiber connection. You can use the combo ports with the 8 regular 10G RJ45 Ethernet ports at the same time. You can also switch between the ports in the combo group with software scripts if you have connected all four cables. This is a practical solution device for those who work with huge data files and need fast and reliable connection 24/7: multimedia production, scientific research, game development, big data analysis, and so on. CRS312-4C+8XG-RM has a dual power supply for backup – no more downtime when you have tight deadlines. It also has a full-size USB, a console port for configuration, and a 1U rackmount case that fits in any standard rack. If you want to use routing and other Layer 3 features in your CRS, use RouterOS. This switch has a switching capacity of 240 Gbps, an impressive total non-blocking throughput of 120 Gbps, and a forwarding rate of 178 Mpps. CRS312-4C+8XG-RM – designed for professionals, great for everyone!

Product code






CPU core count


CPU nominal frequency

650 MHz

Switch chip model



443 x 183 x 44 mm

RouterOS license


Operating System

RouterOS / SwitchOS

Size of RAM

64 MB

Storage size

16 MB

Storage type



Approximately 200'000 hours at 25C

Tested ambient temperature

-30°C to 70°C


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