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Western Digital WD Blue 3D NAND SATA SSD 4TB vs SanDisk X400 1TB

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Specification Charts

Capacity

WD Blue 3D NAND SATA SSD 4TB 4096 GB
X400 1TB 1024 GB
Difference: 3072 (300%)

Random Read

WD Blue 3D NAND SATA SSD 4TB 95000 IOPS
X400 1TB 95000 IOPS
Difference: 0 (0%)

Random Write

WD Blue 3D NAND SATA SSD 4TB 82000 IOPS
X400 1TB 75000 IOPS
Difference: 7000 (9%)

Sequential Read

WD Blue 3D NAND SATA SSD 4TB 560 MB/sec
X400 1TB 545 MB/sec
Difference: 15 (3%)

Sequential Write

WD Blue 3D NAND SATA SSD 4TB 530 MB/sec
X400 1TB 520 MB/sec
Difference: 10 (2%)

Endurance

WD Blue 3D NAND SATA SSD 4TB 600 TB
X400 1TB 320 TB
Difference: 280 (88%)

Specifications

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Model WD Blue 3D NAND SATA SSD 4TB X400 1TB
Manufacturer Western Digital SanDisk
NAND SanDisk 64-layer 3D TLC TLC NAND
Form Factor 2.5" SATA III 2.5"
Capacity 4096 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 560 MB/s 545 MB/s
Sequential Write 530 MB/s 520 MB/s
Random Read 95000 IOPS 95000 IOPS
Random Write 82000 IOPS 75000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS1074 Marvell 88SS1074
Date Released 2018 2016
Endurance 600 TB 320 TB
Notes 3-Year Warranty Warranty 5 years

Price Comparison

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WD Blue 3D NAND SATA SSD 4TB

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X400 1TB

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