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SanDisk Ultra II 240GB vs X400 128GB

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Specification Charts

Capacity

Ultra II 240GB 240 GB
X400 128GB 128 GB
Difference: 112 (88%)

Random Read

X400 128GB 93500 IOPS
Ultra II 240GB 91000 IOPS
Difference: 2500 (3%)

Random Write

Ultra II 240GB 83000 IOPS
X400 128GB 60000 IOPS
Difference: 23000 (38%)

Sequential Read

Ultra II 240GB 550 MB/sec
X400 128GB 540 MB/sec
Difference: 10 (2%)

Sequential Write

Ultra II 240GB 500 MB/sec
X400 128GB 340 MB/sec
Difference: 160 (47%)

Endurance

Ultra II 240GB 109 TB
X400 128GB 72 TB
Difference: 37 (51%)

Price Comparison

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Ultra II 240GB

Amazon.com

X400 128GB

Amazon.com

Please note that the price comparisons are based on search keywords - sometimes it might show ssds with very similar names that are not exactly the same as the one chosen in the comparison. We do try to filter out the wrong results as best we can, though.

Specifications

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Model Ultra II 240GB X400 128GB
Manufacturer SanDisk SanDisk
NAND SanDisk 2nd Gen 128Gbit 19nm TLC TLC NAND
Form Factor 2.5" 2.5"
Capacity 240 GB 128 GB
Cache 10240 MB (N/A) MB
Sequential Read 550 MB/s 540 MB/s
Sequential Write 500 MB/s 340 MB/s
Random Read 91000 IOPS 93500 IOPS
Random Write 83000 IOPS 60000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9190 Marvell 88SS1074
Date Released 2014 2016
Endurance 109 TB 72 TB
Notes 3 Year Warranty Warranty 5 years