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Crucial MX100 512GB vs SanDisk X400 256GB

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Specification Charts


MX100 512GB 512 GB
X400 256GB 256 GB
Difference: 256 (100%)

Random Read

X400 256GB 93500 IOPS
MX100 512GB 90000 IOPS
Difference: 3500 (4%)

Random Write

MX100 512GB 85000 IOPS
X400 256GB 60000 IOPS
Difference: 25000 (42%)

Sequential Read

MX100 512GB 550 MB/sec
X400 256GB 540 MB/sec
Difference: 10 (2%)

Sequential Write

X400 256GB 520 MB/sec
MX100 512GB 500 MB/sec
Difference: 20 (4%)


X400 256GB 80 TB
MX100 512GB 72 TB
Difference: 8 (11%)


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Model MX100 512GB X400 256GB
Manufacturer Crucial SanDisk
NAND Micron 16nm 128Gbit MLC TLC NAND
Form Factor 2.5" 2.5"
Capacity 512 GB 256 GB
Cache N/A MB (N/A) MB
Sequential Read 550 MB/s 540 MB/s
Sequential Write 500 MB/s 520 MB/s
Random Read 90000 IOPS 93500 IOPS
Random Write 85000 IOPS 60000 IOPS
Interface SATA III 6Gb/s SATA III 6Gb/s
Controller Marvell 88SS9189 Marvell 88SS1074
Date Released 2014 2016
Endurance 72 TB 80 TB
Notes 3 Year warranty, AES 256-bit, TCG Opal 2.0 & IEEE-1667 Warranty 5 years

Price Comparison

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MX100 512GB

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