Description Endurance / application area Capacity Block size Interface Form factor Revolutions per minute Cache Bandwith MTBF VMware vSAN Field of application Power consumption (idle) Power consumption (full load)
4 TB Western Digital Ultrastar DC HC310 3.5" SAS HDD Enterprise HDD (24/7 operation) 4 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 256 MB 12 Gb/s 2 Mio h vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 7 W 12.8 W
8 TB Western Digital Ultrastar DC HC320 3.5" SAS HDD Enterprise HDD (24/7 operation) 8 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 256 MB 12 Gb/s 2 Mio h vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 8.4 W  
10 TB Western Digital Ultrastar DC HC330 3.5" SAS HDD Enterprise HDD (24/7 operation) 10 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 256 MB 12 Gb/s   vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 9 W  
12 TB Western Digital Ultrastar DC HC520 Helium 3.5" SAS HDD Enterprise HDD (24/7 operation) 12 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 256 MB 12 Gb/s 2.5 Mio h vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 6.1 W 9.8 W
12 TB Seagate Exos X18 3.5" SAS HDD Enterprise HDD (24/7 operation) 12 TB 512e/4Kn (FastFormat) SAS 12Gb/s 3.5” 7K2 rpm 256 MB 12 Gb/s     5 W  
14 TB Western Digital Ultrastar DC HC530 Helium 3.5" SAS HDD Enterprise HDD (24/7 operation) 14 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 512 MB 12 Gb/s 2.5 Mio h vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 5.9 W  
16 TB Western Digital Ultrastar DC HC550 Helium 3.5" SAS HDD Enterprise HDD (24/7 operation) 16 TB 512e SAS 12Gb/s 3.5” 7K2 rpm 512 MB 12 Gb/s   vSAN 7.0 Hybrid Capacity, vSAN 8.0 Hybrid Capacity 5.8 W