Appearance
Dimensions	100 mm x 69.85 mm x 6.8 mm (3.94″ x 2.75″ x 0.28″)
Weight	53 g (1.87 oz)
Storage
Flash Type	3D NAND flash
Capacity	256 GB/
Operating Environment
Operating Temperature	0°C (32°F) ~ 70°C (158°F)
Operating Voltage	5V±5%
Performance
Sequential Read/Write (CrystalDiskMark)	256 GB up to 530/400 MB/s
4K Random Read/Write (IOmeter)	256 GB up to 65,000/85,000 IOPS
Terabytes Written (TBW)	256 GB 140 TBW
Mean Time Between Failures (MTBF)	2,000,000 hour(s)
Drive Writes Per Day (DWPD)	0.3 (5 yrs)
Note	Speed may vary due to host hardware, software, usage, and storage capacity. The workload used to rate DWPD may be different from your actual workload, which may vary due to host hardware, software, usage, and storage capacity. Terabytes Written (TBW) expresses the endurance under the highest capacity. For Mac users please visit our Apple Solutions here.




Package
Package Contents	Full unit
System Requirement
Operating System	Microsoft Windows 7 or later Linux Kernel 2.6.31 or later
Technology
TRIM & NCQ Command
S.M.A.R.T.
DDR3 DRAM Cache
Advanced Garbage Collection
DevSleep Mode
RAID Engine
LDPC Coding

Transcend 256gb Ssd230s Sata