Dell Pro Thunderbolt 5 Dock (CMX23) - 8K Triple Display Docking Station with 140W Power Delivery, 10GbE, 120Gbps

The Dell Pro Thunderbolt 5 Dock (CMX23) stands apart from typical docking stations by delivering the full 120 Gbps bandwidth of Thunderbolt 5, enabling uncompromised 8K single-display or triple 4K setups while simultaneously charging your laptop at up to 140W. This modular dock is engineered for professionals who demand maximum throughput, multiple high-resolution monitors, and a clutter-free workspace.

Highlights

• Thunderbolt 5 host interface with up to 120 Gbps data transfer
• Supports up to 3 external displays: 8K@60Hz single, 4K@120Hz dual, or 4K@60Hz triple
• 140W Power Delivery to charge high-performance laptops
• 10 Gigabit Ethernet for ultra-fast wired networking
• Comprehensive port selection: Thunderbolt 4 downstream, USB-C, 4x USB-A, 2x DisplayPort 1.4a, HDMI 2.1, audio combo jack
• 240W AC adapter included for reliable power to dock and peripherals
• Security features: Kensington and Noble Wedge lock slots, PXE Boot, Wake-on-LAN, MAC Address Pass-Through

In daily use

Connect the included 0.8m Thunderbolt 5 cable to your compatible laptop and instantly gain access to a full desktop experience. Drive an 8K monitor at 60Hz for stunning detail, or run three 4K displays at 60Hz for expansive multitasking. The 140W power delivery keeps your notebook charged even under heavy load, while the 10GbE port ensures lag-free access to network resources. The modular design allows you to position the dock vertically or horizontally to fit your desk layout, and the lock slots protect your investment in shared or public spaces.

Full specifications

• Host Interface: Thunderbolt 5 (up to 120 Gbps)
• Video Outputs: 2x DisplayPort 1.4a, 1x HDMI 2.1
• Maximum Resolution: 8K (7680x4320) @ 60Hz (single display)
• Dual Display: 4K (3840x2160) @ 120Hz; Triple Display: 4K @ 60Hz
• USB Ports: 1x Thunderbolt 4 (USB-C), 1x USB-C 3.2 Gen 2, 4x USB-A 3.2 Gen 1
• Network: 1x 10 Gigabit Ethernet (RJ-45)
• Audio: 1x 3.5mm combo audio jack
• Power Delivery to Host: Up to 140W
• Power Adapter: 240W AC adapter (included)
• Host Cable Length: 0.8m Thunderbolt 5
• Security: Kensington lock slot, Noble Wedge lock slot, PXE Boot, Wake-on-LAN, MAC Address Pass-Through
• Compatibility: Windows 10/11, macOS
• Modular Design: Yes

Final note

The Dell Pro Thunderbolt 5 Dock (CMX23) is the ultimate connectivity hub for professionals who refuse to compromise on display resolution, data speed, or charging power. With future-proof Thunderbolt 5 technology and a robust feature set, it transforms any compatible laptop into a high-performance workstation.