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	128 GB/ 256 GB/ 512 GB/ 1 TB/ 2 TB/ 4 TB
Operating Environment
Operating Temperature	0°C (32°F) ~ 70°C (158°F)
Operating Voltage	5V±5%
Performance
Sequential Read/Write (CrystalDiskMark) – by capacity 2.5″ SSD	4 TB up to 560/520 MB/s 2 TB up to 560/520 MB/s 1 TB up to 560/500 MB/s 512 GB up to 560/500 MB/s 256 GB up to 530/400 MB/s 128 GB up to 560/380 MB/s
4K Random Read/Write (IOmeter) – by capacity 2.5″ SSD	4 TB up to 90,000/85,000 IOPS 2 TB up to 85,000/89,000 IOPS 1 TB up to 85,000/85,000 IOPS 512 GB up to 65,000/85,000 IOPS 256 GB up to 65,000/85,000 IOPS 128 GB up to 35,000/70,000 IOPS
Terabytes Written (TBW) – by capacity 2.5″ SSD	4 TB 2,240 TBW 2 TB 1,120 TBW 1 TB 560 TBW 512 GB 280 TBW 256 GB 140 TBW 128 GB 70 TBW
Mean Time Between Failures (MTBF)	2,000,000 hour(s)
Drive Writes Per Day (DWPD)	0.3 (5 yrs)

Transcend SATA SSD 230S 256GB

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