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SanDisk Ultra II 120GB vs Western Digital WD Blue 3D NAND SATA SSD 500GB

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Specification Charts

Capacity

WD Blue 3D NAND SATA SSD 500GB 512 GB
Ultra II 120GB 120 GB
Difference: 392 (327%)

Random Read

WD Blue 3D NAND SATA SSD 500GB 95000 IOPS
Ultra II 120GB 81000 IOPS
Difference: 14000 (17%)

Random Write

WD Blue 3D NAND SATA SSD 500GB 84000 IOPS
Ultra II 120GB 80000 IOPS
Difference: 4000 (5%)

Sequential Read

WD Blue 3D NAND SATA SSD 500GB 560 MB/sec
Ultra II 120GB 550 MB/sec
Difference: 10 (2%)

Sequential Write

WD Blue 3D NAND SATA SSD 500GB 530 MB/sec
Ultra II 120GB 500 MB/sec
Difference: 30 (6%)

Endurance

WD Blue 3D NAND SATA SSD 500GB 200 TB
Ultra II 120GB 54 TB
Difference: 146 (270%)

Specifications

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Model Ultra II 120GB WD Blue 3D NAND SATA SSD 500GB
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 120 GB 512 GB
Cache 5120 MB (N/A) MB
Sequential Read 550 MB/s 560 MB/s
Sequential Write 500 MB/s 530 MB/s
Random Read 81000 IOPS 95000 IOPS
Random Write 80000 IOPS 84000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9190 Marvell 88SS1074
Date Released 2014 2018
Endurance 54 TB 200 TB
Notes 3 Year Warranty 3-Year Warranty

Price Comparison

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Ultra II 120GB

Amazon.com

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WD Blue 3D NAND SATA SSD 500GB

Amazon.com

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