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SanDisk Ultra II 240GB vs Western Digital WD Blue 3D NAND SATA SSD 250GB

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Specification Charts

Capacity

WD Blue 3D NAND SATA SSD 250GB 256 GB
Ultra II 240GB 240 GB
Difference: 16 (7%)

Random Read

WD Blue 3D NAND SATA SSD 250GB 95000 IOPS
Ultra II 240GB 91000 IOPS
Difference: 4000 (4%)

Random Write

Ultra II 240GB 83000 IOPS
WD Blue 3D NAND SATA SSD 250GB 81000 IOPS
Difference: 2000 (2%)

Sequential Read

Ultra II 240GB 550 MB/sec
WD Blue 3D NAND SATA SSD 250GB 550 MB/sec
Difference: 0 (0%)

Sequential Write

WD Blue 3D NAND SATA SSD 250GB 525 MB/sec
Ultra II 240GB 500 MB/sec
Difference: 25 (5%)

Endurance

Ultra II 240GB 109 TB
WD Blue 3D NAND SATA SSD 250GB 100 TB
Difference: 9 (9%)

Specifications

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Model Ultra II 240GB WD Blue 3D NAND SATA SSD 250GB
Manufacturer SanDisk Western Digital
NAND SanDisk 2nd Gen 128Gbit 19nm TLC SanDisk 64-layer 3D TLC
Form Factor 2.5" 2.5" SATA III
Capacity 240 GB 256 GB
Cache 10240 MB (N/A) MB
Sequential Read 550 MB/s 550 MB/s
Sequential Write 500 MB/s 525 MB/s
Random Read 91000 IOPS 95000 IOPS
Random Write 83000 IOPS 81000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9190 Marvell 88SS1074
Date Released 2014 2018
Endurance 109 TB 100 TB
Notes 3 Year Warranty 3-Year Warranty

Price Comparison

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Ultra II 240GB

Amazon.com

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WD Blue 3D NAND SATA SSD 250GB

Amazon.com

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