Parameters of Kingchuxing 256GB with Firmware SN12843

General information
TrademarkKingchuxing
ModelKingchuxing 256GB
Capacity256 GB (238.4 GiB)
TypeSSD
InterfaceNVMe
NVMe version1.4
FirmwareSN12843
Alternative firmwares5
Firmware upgradesupported
Maximum power consumption6 W
Advanced Formatnot supported
Units tested1
Times tested2
Performance
Maximum interface speed3940 MB/s (PCIe 3.0 x4)
Maximum buffered read speed1724 MiB/s
Maximum read speed1462 MiB/s
Minimum average access time0.7 msec
Clearing unused data (TRIM)supported
Host memory buffer (HMB)supported (8 MiB)
Throttling temperature controlsupported
Reliability
Full self-test time5 minutes
Critical maximum temperature95°C (203°F)
Recommended maximum temperature90°C (194°F)
Maximum temperature40°C (104°F)
Average maximum temperature40°C (104°F)
Security
Drive access restrictionsupported
Instant data destructionnot supported