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ADATA Ultimate SU650 480GB vs Western Digital WD Blue SN550 NVMe SSD 250GB

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Specification Charts

Capacity

Ultimate SU650 480GB 512 GB
WD Blue SN550 NVMe SSD 250GB 250 GB
Difference: 262 (105%)

Random Read

WD Blue SN550 NVMe SSD 250GB 170000 IOPS
Ultimate SU650 480GB 40000 IOPS
Difference: 130000 (325%)

Random Write

WD Blue SN550 NVMe SSD 250GB 135000 IOPS
Ultimate SU650 480GB 75000 IOPS
Difference: 60000 (80%)

Sequential Read

WD Blue SN550 NVMe SSD 250GB 2400 MB/sec
Ultimate SU650 480GB 520 MB/sec
Difference: 1880 (362%)

Sequential Write

WD Blue SN550 NVMe SSD 250GB 950 MB/sec
Ultimate SU650 480GB 450 MB/sec
Difference: 500 (111%)

Endurance

Ultimate SU650 480GB 280 TB
WD Blue SN550 NVMe SSD 250GB 150 TB
Difference: 130 (87%)

Specifications

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Model Ultimate SU650 480GB WD Blue SN550 NVMe SSD 250GB
Manufacturer ADATA Western Digital
NAND 3D TLC NAND SanDisk 96L TLC
Form Factor 2.5" SATA III M.2 (2280)
Capacity 512 GB 250 GB
Cache N/A MB (N/A) MB
Sequential Read 520 MB/s 2400 MB/s
Sequential Write 450 MB/s 950 MB/s
Random Read 40000 IOPS 170000 IOPS
Random Write 75000 IOPS 135000 IOPS
Interface SATA III NVMe 1.4
Controller Silicon Motion SM2258XT WD Architecture
Date Released 2019 2019
Endurance 280 TB 150 TB
Notes 3-Year Warranty 5-Year Warranty

Price Comparison

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Ultimate SU650 480GB

Amazon.com

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WD Blue SN550 NVMe SSD 250GB

Amazon.com

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