Sonnet Echo II DV Desktop Two-Slot Full-Length Thunderbolt 5 PCIe Card System

The Sonnet Echo II DV Desktop is a high-performance Thunderbolt 5 PCIe expansion system designed for professionals who need to add full-length, double-width PCIe cards to their computer. With two PCIe 3.0 x16 slots (x8 electrical) and support for up to 375W total power, this desktop chassis delivers exceptional bandwidth and reliability for demanding workflows such as video editing, 3D rendering, and scientific computing.

Advantages

Experience blazing-fast data transfers with Thunderbolt 5 connectivity, offering sustained PCIe bandwidth up to 6000 MB/s. The heavy-duty steel enclosure ensures durability and effective heat dissipation, while the variable-speed fan keeps noise levels low. With auxiliary power connectors (2 x 8-pin), you can power high-end graphics cards or other power-hungry PCIe devices.

Suitable for

• Video and audio production professionals needing additional PCIe slots for capture cards, audio interfaces, or SSDs
• Data scientists and researchers requiring GPU acceleration for machine learning or simulations
• IT administrators expanding server capabilities with network or storage controllers

Key specifications

• Host Interface: Thunderbolt 5 (backward compatible with Thunderbolt 4 and 3)
• PCIe Slots: 2 x16 (x8 electrical) PCIe 3.0
• Max PCIe Card Length: 31.2 cm (12.3 inches)
• Max PCIe Card Power: Up to 375W total (75W per slot + up to 225W from aux power)
• Internal Power Supply: 400W
• Auxiliary Power Connectors: 2 x 8-pin (6+2 pin)
• Sustained PCIe Bandwidth: Up to 2800 MB/s (Thunderbolt 4)
• Thunderbolt Ports: 2 x Thunderbolt 4 (1 host, 1 peripheral)
• USB Ports: 1 x USB 3.2 Gen 2 Type-A (10Gbps)
• Display Support: Up to 2 x 4K @ 60Hz or 1 x 5K @ 60Hz
• Operating System Compatibility: macOS 11.6+, Windows 10 (64-bit) 20H2+, Linux (Kernel 5.0+)
• Chassis Type: Desktop
• Cooling: Variable-speed fan
• Enclosure Material: Heavy-duty steel

Recommendations

For optimal performance, use with a Thunderbolt 5 or Thunderbolt 4 host computer. Ensure your PCIe card is compatible with the available power and physical dimensions. This system is ideal for expanding the capabilities of laptops or compact desktops.