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SanDisk Ultra II 480GB vs X400 1TB

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Specification Charts

Capacity

X400 1TB 1024 GB
Ultra II 480GB 480 GB
Difference: 544 (113%)

Random Read

Ultra II 480GB 98000 IOPS
X400 1TB 95000 IOPS
Difference: 3000 (3%)

Random Write

Ultra II 480GB 83000 IOPS
X400 1TB 75000 IOPS
Difference: 8000 (11%)

Sequential Read

Ultra II 480GB 550 MB/sec
X400 1TB 545 MB/sec
Difference: 5 (1%)

Sequential Write

X400 1TB 520 MB/sec
Ultra II 480GB 500 MB/sec
Difference: 20 (4%)

Endurance

X400 1TB 320 TB
Ultra II 480GB 218 TB
Difference: 102 (47%)

Price Comparison

Ultra II 480GB

X400 1TB

Specifications

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Model Ultra II 480GB X400 1TB
Manufacturer SanDisk SanDisk
NAND SanDisk 2nd Gen 128Gbit 19nm TLC TLC NAND
Form Factor 2.5" 2.5"
Capacity 480 GB 1024 GB
Cache 20480 MB (N/A) MB
Sequential Read 550 MB/s 545 MB/s
Sequential Write 500 MB/s 520 MB/s
Random Read 98000 IOPS 95000 IOPS
Random Write 83000 IOPS 75000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9189 Marvell 88SS1074
Date Released 2014 2016
Endurance 218 TB 320 TB
Notes 3 Year Warranty Warranty 5 years

Ultra II 480GB

X400 1TB