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by Brocade
Product Line: Brocade 6505 Series
Product Type: SAN Switch
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Product Description

The BR-6505-12-16G BROCADE is a 12-Port 8 Gbps Fibre Channel SAN Switch designed for high-speed data transfer with an aggregate bandwidth of 384 Gbps end-to-end full duplex, supporting line speeds of 2.125 Gbps, 4.25 Gbps, and 8.5 Gbps full duplex. It offers scalability up to 239 switches with the capability to form ISL trunks up to 128 Gbps using eight 16 Gbps ports, ensuring efficient network expansion. The switch features back-to-front airflow, a maximum fabric latency of 700ns, and dynamic allocation of 8192 frame buffers, accommodating high-density server environments with optimal performance.

FAQs for the BR-6505-12-16G

  • What are the supported line speeds for the 12-Port 8 Gbps Fibre Channel SAN Switch?
    The switch supports 2.125 Gbps, 4.25 Gbps, and 8.5 Gbps line speeds, full duplex.
  • Can the Fibre Channel SAN Switch be integrated into larger network configurations?
    Yes, it features a full-fabric architecture allowing integration of up to 239 switches.
  • What is the maximum aggregate bandwidth of the 12-Port 8 Gbps Fibre Channel SAN Switch?
    The switch offers an aggregate bandwidth of 384 Gbps end-to-end full duplex.
  • How does the switch manage frame buffers?
    It utilizes 8192 dynamically allocated frame buffers.
  • What types of media connections does the SAN Switch support?
    The switch supports hot-pluggable SFP+ with LC connectors for 6 Gbps SWL, LWL, ELWL media types.
  • What are the physical dimensions of the 12-Port 8 Gbps Fibre Channel SAN Switch?
    It measures 437.64 mm in width, 43.18 mm in height, and 443.23 mm in depth.
  • What environmental conditions is the Fibre Channel SAN Switch designed to operate within?
    It operates within temperatures of 0°C to 40°C and humidity ranges from 10% to 85% (non-condensing).
  • What is the maximum frame size that can be handled by the SAN Switch?
    The maximum frame size is 2112 byte payload.
  • Does the switch include any ports for system management or connectivity?
    Yes, it includes one USB port and a 10/100 Mbps Ethernet (RJ-45) port for system management and connectivity.
  • What is the operating altitude limit of the 12-Port 8 Gbps Fibre Channel SAN Switch?
    The switch can operate at altitudes up to 3000 meters (9843 feet).

Product Review

The BROCADE BR-6505-12-16G offers commendable scalability with support for up to 239 switches in a full-fabric architecture, coupled with an aggregate bandwidth of 384 Gbps, ensuring efficient handling of high-volume workloads. Its capability to upgrade to eight 16 Gbps ports per ISL trunk, with up to 128 Gbps per ISL trunk, allows for significant throughput enhancements, advantageous for environments demanding high-speed data transfer. However, the switch's maximum fabric latency of 700ns might pose limitations in ultra-low latency applications, which could be a consideration for deployments where every nanosecond counts.


The BROCADE BR-6505-12-16G is a 12-Port 8 Gbps Fibre Channel SAN Switch designed to meet the demands of high-speed data centers. This switch offers a comprehensive set of features that provide high performance, scalability, and reliability for storage area networks. With a focus on hardware specifications, the BR-6505-12-16G stands out for its capacity to facilitate efficient network management and connectivity. At the core of its performance capabilities, the switch supports Fibre Channel speeds of 2.125, 4.25, and 8.5 Gbps line speed, full duplex, with the flexibility to upgrade up to eight ports to 16 Gbps per Inter-Switch Link (ISL) trunk, achieving an impressive 128 Gbps per ISL trunk. This allows for significant data throughput, ensuring that storage networks can handle the demanding workloads of modern data centers. The aggregate bandwidth available with this switch is 384 Gbps end-to-end full duplex, which minimizes bottlenecks and maximizes data flow efficiency across the network. The BROCADE BR-6505-12-16G boasts a full-fabric architecture capable of supporting a maximum of 239 switches. This scalability is essential for growing businesses that anticipate future expansion of their storage area networks. The switch's low maximum fabric latency of 700ns ensures swift data transfers, contributing to overall network efficiency and performance. Hardware specifications of note include: - Maximum frame size support of 2112 byte payload, allowing for efficient handling of large data packets. - Dynamic allocation of up to 8192 frame buffers, optimizing the switch's performance and data integrity during peak loads. - Compatibility with hot-pluggable SFP+, LC connector media types, including 6 Gbps SWL, LWL, ELWL, facilitating easy upgrades and maintenance. The switch also includes a USB port for system management and a 10/100 Mbps Ethernet (RJ-45) port for in-band management over Fibre Channel. These connectivity options ensure flexible and convenient management of the network infrastructure. Designed with practicality in mind, the BROCADE BR-6505-12-16G features a back-to-front airflow mechanism, supporting efficient cooling and reliable operation within various data center environments. The hardware dimensions are 437.64 mm in width, 43.18 mm in height, and 443.23 mm in depth, making it suitable for standard rack installations. Environmental specifications indicate that the switch operates optimally in temperatures ranging from 0°C to 40°C (32°F to 104°F) and can withstand non-operating temperatures from –25°C to 70°C (–13°F to 158°F). Humidity tolerance ranges from 10% to 85% (non-condensing) during operation, ensuring the switch's reliability in diverse data center conditions. Additionally, it is designed to operate at altitudes of up to 3000 m (9843 ft), offering flexibility for deployment in various geographical locations. In conclusion, the BROCADE BR-6505-12-16G is engineered to support the high-speed, high-density, and high-reliability requirements of modern storage area networks. Its comprehensive hardware specifications and scalability options make it a suitable choice for businesses looking to optimize their data center operations.


Part Number and ManufacturerBROCADE BR-6505-12-16G
Type12-Port Fibre Channel SAN Switch with 8 Gbps Speed
Airflow DirectionBack-to-Front
Network ExpansionSupports up to 239 switches with full-fabric architecture
Speed per Channel2.125, 4.25, 8.5 Gbps line speed, with duplex capability
ISL TrunkingMaximum of 16 Gbps ports, with total capacity up to 128 Gbps
Total System Bandwidth384 Gbps with full duplex operation
Fabric LatencyMaximum 700 nanoseconds
Frame SizeMaximum 2112 bytes payload capacity
Frame Management8192 frames dynamically managed
Connector TypeSFP+ with LC interface, hot-pluggable
Supported Media Speeds6 Gbps for SWL, LWL, ELWL
Additional PortsUSB for maintenance, RJ-45 Ethernet for management over Fibre Channel
Dimensions (WxHxD)437.64 mm x 43.18 mm x 443.23 mm
Operational Temperature0°C to 40°C (32°F to 104°F)
Operational Humidity10% to 85%, non-condensing
Storage Temperature-25°C to 70°C (-13°F to 158°F)
Storage Humidity10% to 90%, non-condensing
Altitude for OperationMaximum of 3000 meters (9843 feet)

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