Parameters of WDC PC SN520 SDAPMUW-256G-1101 with Firmware 20110001

General information
TrademarkWestern digital
ModelWDC PC SN520 SDAPMUW-256G-1101
Capacity256 GB (238.4 GiB)
TypeSSD
InterfaceNVMe
NVMe version1.3
Firmware20110001
Alternative firmwares1
Firmware upgradesupported
Maximum power consumption2 W
Advanced Formatsupported
Units tested1
Times tested6
Performance
Maximum interface speed1970 MB/s (PCIe 3.0 x2)
Maximum buffered read speed1233 MiB/s
Maximum read speed1205 MiB/s
Minimum average access time0.3 msec
Clearing unused data (TRIM)supported
Host memory buffer (HMB)not supported
Throttling temperature controlsupported
Reliability
Full self-test time31 minutes
Critical maximum temperature86°C (186°F)
Recommended maximum temperature82°C (179°F)
Maximum temperature60°C (140°F)
Average maximum temperature59°C (138°F)
Security
Drive access restrictionsupported
Instant data destructionnot supported