Crucial M550 512GB mSATA SSD Review

Manufacturer Crucial
Article number CT512M550SSD3
Capacity 512GB (512GB NAND)
Interface mSATA SATA 6Gb/s
Cache 512MB
Controller Marvell
Flash Type Micron MLC – Multi-Level-Cell
Size mSATA (50.8 x 29.85 x 3.75mm)
Weight approx. 9 gramm
Speed Read up to 550 MB/s / Write up to 500 MB/s
Seek Time
Power Consumption ~ 0.15 Watt average in operation
MTBF 1.5 million hours
Other SMART Support, 256-Bit AES-Encryption, TCG Opal 2.0 compliant firmware, RAIN, ECC, TRIM, DEVSLP, Adaptive Thermal Protection, Power Loss Protection

Here is a screenshot of Snipping the CrystalDiskInfo 4.3.0 SSD and HDD information software, where is immediately noticeable, that the Crucial SSD is also equipped with a temperature sensor, which is able of throttling the SSD speed if the SSD temperature is too high. As with the previous M.2 board, we have found a relatively high temperature during our benchmarks.

SSD firmware update …

At review date, Crucial offered no newer firmware download than the already installed MU01 firmware for the mSATA M550 SSD.