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Samsung 850 Evo 1TB vs ADATA Ultimate SU800 256GB

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Specification Charts

Capacity

850 Evo 1TB 1024 GB
Ultimate SU800 256GB 256 GB
Difference: 768 (300%)

Random Read

850 Evo 1TB 98000 IOPS
Ultimate SU800 256GB 80000 IOPS
Difference: 18000 (23%)

Random Write

850 Evo 1TB 90000 IOPS
Ultimate SU800 256GB 85000 IOPS
Difference: 5000 (6%)

Sequential Read

Ultimate SU800 256GB 560 MB/sec
850 Evo 1TB 540 MB/sec
Difference: 20 (4%)

Sequential Write

850 Evo 1TB 520 MB/sec
Ultimate SU800 256GB 520 MB/sec
Difference: 0 (0%)

Endurance

Ultimate SU800 256GB 200 TB
850 Evo 1TB 150 TB
Difference: 50 (33%)

Specifications

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Model 850 Evo 1TB Ultimate SU800 256GB
Manufacturer Samsung ADATA
NAND Samsung 128Gbit 40nm TLC V-NAND Micron 32-layer 384Gb 3D TLC NAND
Form Factor 2.5" 2.5" SATA III
Capacity 1024 GB 256 GB
Cache 1024 MB (N/A) MB
Sequential Read 540 MB/s 560 MB/s
Sequential Write 520 MB/s 520 MB/s
Random Read 98000 IOPS 80000 IOPS
Random Write 90000 IOPS 85000 IOPS
Interface SATA III 6Gb/s SATA III
Controller Samsung MEX Silicon Motion SM2258
Date Released 2014 2017
Endurance 150 TB 200 TB
Notes 5 Year warranty, Encryption: AES-256, TCG Opal 2.0, IEEE-1667 (eDrive) 3-Year Warranty

Price Comparison

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850 Evo 1TB

Amazon.com

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Ultimate SU800 256GB

Amazon.com

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