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SanDisk Ultra II 960GB vs X400 128GB

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Specification Charts


Ultra II 960GB 960 GB
X400 128GB 128 GB
Difference: 832 (650%)

Random Read

Ultra II 960GB 99000 IOPS
X400 128GB 93500 IOPS
Difference: 5500 (6%)

Random Write

Ultra II 960GB 83000 IOPS
X400 128GB 60000 IOPS
Difference: 23000 (38%)

Sequential Read

Ultra II 960GB 550 MB/sec
X400 128GB 540 MB/sec
Difference: 10 (2%)

Sequential Write

Ultra II 960GB 500 MB/sec
X400 128GB 340 MB/sec
Difference: 160 (47%)


Ultra II 960GB 436 TB
X400 128GB 72 TB
Difference: 364 (506%)


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Model Ultra II 960GB X400 128GB
Manufacturer SanDisk SanDisk
NAND SanDisk 2nd Gen 128Gbit 19nm TLC TLC NAND
Form Factor 2.5" 2.5"
Capacity 960 GB 128 GB
Cache 40960 MB (N/A) MB
Sequential Read 550 MB/s 540 MB/s
Sequential Write 500 MB/s 340 MB/s
Random Read 99000 IOPS 93500 IOPS
Random Write 83000 IOPS 60000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9189 Marvell 88SS1074
Date Released 2014 2016
Endurance 436 TB 72 TB
Notes 3 Year Warranty Warranty 5 years

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Ultra II 960GB

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