Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD
SATA 6 Gb/s, 256 MB Cache, 3.5"
Storage
Western Digital 4TB WD Red NAS Internal Hard Drive HDD
5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5"
Western Digital 6TB WD Purple Surveillance Internal Hard Drive HDD
SATA 6 Gb/s, 64 MB Cache, 3.5"
Western Digital 8TB WD Purple Pro Surveillance Internal Hard Drive HDD
SATA 6 Gb/s, 256 MB Cache, 3.5"
Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD
5640 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5"
Western Digital 960GB WD Green SN350 NVMe
Internal SSD Solid State Drive Gen3 PCIe, M.2 2280, Up to 2,400 MB/s
Western Digital WD Green 480 GB Internal Solid State Drive
2.5 inch(6.35cm) SATA III
Western Digital WD Green 480 GB Solid State Drive
SATA 600 - Internal - M.2 2280-545 MB/S Maximum Read Transfer Rate