Crucial M550 512GB SSD Review

Manufacturer Crucial
Article number CT512M550SSD1
Capacity 512GB (512GB NAND)
Interface SATA3 6GB/s
Cache 512MB
Controller Marvell
Flash Type Micron MLC – Multi-Level-Cell
Size 2.5″ (100.45 x 69.85 x 7mm)
Weight approx. 70 gramm
Speed Read up to 550 MB/s / Write up to 500 MB/s
Seek Time
Power Consumption < 0.003 Watt Device Sleep Power Consumption, < 0.1 Watt Idle ~ 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 now also equipped with a temperature sensor, which is able to throttle the SSD speed if the SSD reaches too high temperatures of approx. 65°C:

SSD firmware update …

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