No it isn't, it is a mini where you can add audio cards, which is basically the only extensions it has available.
Hardly workstation class.
It's certainly beefier than a Mini - 6 TB5 ports (which can drive 6 PCIe 5.0 x4 slots in an enclosure if you want), M3 Ultra, up to 256GB RAM.
It's certainly beefier than a Mini - 6 TB5 ports (which can drive 6 PCIe 5.0 x4 slots in an enclosure if you want), M3 Ultra, up to 256GB RAM.