Mac mini M4 Dock - 80Gbps Beelink EX Mate Mini-B Docking Station

In this review of the Mac mini M4 Dock the reviewer found a compact, high-performance docking station aimed at Mac mini M4 and M4 Pro users who need fast external storage and robust connectivity. The single biggest reason to consider it is the combination of an ultra-fast 80Gbps USB-C uplink (on M4 Pro) and an internal PCIe x4 slot that ships with a 2TB Crucial SSD, giving a ready-to-use, high-capacity expansion without opening the mini PC. It is a practical all-in-one hub for video workflows and anyone moving large files regularly.

Key Features

• 80Gbps / 40Gbps uplink: Provides extremely fast data transfer for the Mac mini M4 Pro (80Gbps) and accelerated transfers for M4 (40Gbps), which helps speed up large file moves and backup tasks.
• Included 2TB Crucial SSD: Ships with a 2TB M.2 PCIe SSD installed in the PCIe x4 slot so users get immediate high-capacity storage with the option to expand up to 8TB.
• Universal Thunderbolt/USB4 compatibility: Works with devices that have Thunderbolt 3/4/5 or USB4 ports so it can be used with many mini PCs, laptops, and all-in-one systems beyond just the Mac mini.
• Versatile I/O: Built-in ports include a 2.5Gbps Ethernet jack, SD4.0 card slot, PD3.0 pass-through, two 10Gbps USB-A ports and a 3.5mm audio jack to consolidate peripherals in one hub.
• Active cooling: A quiet active cooling system keeps the internal SSD at lower temperatures to sustain throughput during extended transfers without excessive fan noise.

Who It's For

The dock is best for Mac mini M4 Pro owners, video editors, photographers, and power users who need high-bandwidth external storage and a compact hub that mounts cleanly with a mini PC. Professionals who rely on fast NVMe storage and want an out-of-box 2TB Crucial SSD will appreciate the convenience and the expansion path to 8TB.

It is less suitable for casual users who only need a simple USB hub or for those whose peripherals collectively draw more than 15W and who do not want to use an external PD adapter; in those cases a powered dock or separate adapter would be a better fit.

Pros & Cons

Pros

• Integrated PCIe x4 slot with included 2TB Crucial SSD offers immediate, fast storage without extra purchases.
• Very high uplink bandwidth (80Gbps on M4 Pro) accelerates large media transfers and backup workflows.
• Wide port selection including SD4.0 and 2.5Gbps LAN reduces the need for separate adapters.
• Quiet active cooling keeps SSD performance steady during long transfers.

Cons

• Powered directly by the Mac mini for sub-15W peripherals only, so some high-power devices will require an external PD adapter.
• Full 80Gbps speed applies to M4 Pro; M4 base model is limited to 40Gbps, which may be a compromise for some buyers.

Specifications

Model	Mate Mini-B docking station
Uplink bandwidth	80Gbps (M4 Pro), 40Gbps (M4)
Included storage	2TB Crucial M.2 PCIe SSD (expandable to 8TB)
Expansion slot	1x M.2 2280 PCIe x4 (supports PCIe3.0/4.0/5.0)
Ports	1x 80Gbps USB-C, 1x 2.5Gbps Ethernet, 1x PD3.0, 1x SD4.0, 2x USB-A 10Gbps, 1x 3.5mm audio
Cooling	Active cooling with low-noise fan

Our Verdict

The Mac mini M4 Dock is a strong value for users who need fast external NVMe storage and consolidated connectivity for a Mac mini or any Thunderbolt/USB4 system. With a preinstalled 2TB Crucial SSD, high uplink bandwidth on M4 Pro, and a quiet cooling system, it saves time and desktop clutter; buyers who need powered high-draw peripherals should plan for an external PD adapter.

Frequently Asked Questions

Does it work with non-Apple mini PCs?
Yes, the dock is compatible with devices that have Thunderbolt 3/4/5 or USB4 ports, including many mini PCs and laptops.

Can I expand the SSD capacity?
Yes, the internal M.2 slot supports 2280 PCIe SSDs and storage can be expanded up to 8TB by replacing the included drive.

Do I need an external power adapter?
Peripherals drawing under 15W can be powered by the Mac mini; devices with higher power needs require an external PD adapter for reliable operation.