FireCuda 520 ZP2000GM3A002 2TB is an SSD type hard drive which can fit 2 TB of data. The form factor is M.2, which allows the hard drive to connect directly to the motherboard.
From Ecprof
ZP2000GM3A002 - Seagate SSD ZP2000GM3A002 2TB FireCuda 520 Retail
BuyKingston
Seagate FireCuda 520 M.2 2000 GB PCI Express 4.0 3D TLC NVMe
Novatech
Seagate FireCuda 520 ZP2000GM3A002 2 TB Solid State Drive - M.2 Internal - PCI Express NVMe (PCI Express NVMe 4.0 x4)