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Samsung 850 Evo 250GB vs 850 Pro 256GB

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Specification Charts

Capacity

850 Pro 256GB 256 GB
850 Evo 250GB 250 GB
Difference: 6 (2%)

Random Read

850 Pro 256GB 100000 IOPS
850 Evo 250GB 97000 IOPS
Difference: 3000 (3%)

Random Write

850 Pro 256GB 90000 IOPS
850 Evo 250GB 88000 IOPS
Difference: 2000 (2%)

Sequential Read

850 Pro 256GB 550 MB/sec
850 Evo 250GB 540 MB/sec
Difference: 10 (2%)

Sequential Write

850 Evo 250GB 520 MB/sec
850 Pro 256GB 520 MB/sec
Difference: 0 (0%)

Endurance

850 Pro 256GB 150 TB
850 Evo 250GB 75 TB
Difference: 75 (100%)

Specifications

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Model 850 Evo 250GB 850 Pro 256GB
Manufacturer Samsung Samsung
NAND Samsung 128Gbit 40nm TLC V-NAND Samsung 2nd Gen 86Gbit 40nm MLC V-NAND
Form Factor 2.5" 2.5"
Capacity 250 GB 256 GB
Cache 512 MB 512 MB
Sequential Read 540 MB/s 550 MB/s
Sequential Write 520 MB/s 520 MB/s
Random Read 97000 IOPS 100000 IOPS
Random Write 88000 IOPS 90000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Samsung MGX Samsung 3-core MEX controller
Date Released 2014 2014
Endurance 75 TB 150 TB
Notes 5 Year warranty, Encryption: AES-256, TCG Opal 2.0, IEEE-1667 (eDrive) 10 years limited warranty AES 256-bit Full Disk Encryption (FDE) TCG/Opal v2.0, Encrypted Drive (IEEE1667)

Price Comparison

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850 Evo 250GB

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850 Pro 256GB

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