250GB Transcend 830s M.2

M.2 SSD 830S
Transcend's ultra-compact SATA III 6Gb/s M.2 SSD 830S addresses the high-performance needs and strict size limitations of small form factor devices, best suited for Ultrabooks and thin, light notebooks. Boasting high-quality flash chips, DDR3 DRAM cache, and enhanced firmware algorithms, Transcend's M.2 SSD 830S delivers optimal reliability.

Superior transfer speeds
Featuring the M.2 standard (80mm), the next generation SATA III 6Gb/s interface and a powerful controller, Transcend's M.2 SSD 830S reaches incredible read and write speeds of up to 560MB/s and 520MB/s. When used as a cache, the M.2 SSD 830S provides 1.5 times faster boot time than conventional hard drives.

Error Correcting Code (ECC)
Detects and corrects transfer errors to prevent data corruption

Garbage Collection
Relocates existing data to release memory blocks

Wear-leveling
Distributes data evenly across memory cells to prolong SSD's lifespan

DDR3 DRAM cache
Stores a temporary copy of the most active data to shorten access times
DevSleep
Intelligently shuts down SATA interface when not in use to prolong device's battery life

Specifications:
Dimensions: 80.0 mm x 22.0 mm x 3.58 mm (3.15" x 0.87" x 0.14")
Weight: 9 g (0.32 oz)
Type: M.2 2280

Bus Interface: SATA III 6Gb/s

Sizes available in series: 128 GB/256 GB/512 GB/1 TB/2 TB

Sequential Read/Write (CrystalDiskMark)
2 TBup to 560/520 MB/s
1 TBup to 560/500 MB/s
512 GBup to 560/500 MB/s
256 GBup to 530/400 MB/s
128 GBup to 560/380 MB/s
4K Random Read/Write (IOmeter)
2 TBup to 90,000/85,000 IOPS
1 TBup to 85,000/85,000 IOPS
512 GBup to 80,000/85,000
IOPS 256 GBup to 45,000/70,000
IOPS 128 GBup to 55,000/65,000 IOPS
Terabytes Written (TBW)
2 TB1,120 TBW
1 TB560 TBW
512 GB280 TBW
256 GB140 TBW
128 GB70 TBW
Mean Time Between Failures (MTBF) 2,000,000 hour(s)
Drive Writes Per Day (DWPD) 0.3 (5 yrs)