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Crucial BX300 240GB SSD Review

Storage/SSD by stefan @ 2017-10-14

With the BX300, Micron has succeeded to bring to the market an affordable mainstream SSD that is able to deliver sustained performance (unlike TLC-based counterparts) and also uses DRAM cache in order to obtain a speed boost. The Silicon Motion SM2258 comes in a 323-ball TFBGA package and is a 4-channel controller; it comes with quite a bit of data protection and reliability features, while the drive is accompanied by a 3-year limited warranty.

A Closer Look Contd.

The usual gold-plated contacts can be also spotted here:

If we do take a look on the sides of the SSD casing, we will discover four screws, which keep the enclosure together:

The BX300 SSD can be opened really easy and after we have removed the top cover, we could observe that the PCB does only occupy half of the footprint:

On one of the PCB sides, we will spot three NAND Flash packages, the DDR3 cache, but also the controller; thermal pads can be also spotted here:

The NAND packages are marked with specific Micron codenames:

The DRAM cache is also manufactured by Micron and for the 240GB model we’ve got 256MB of DDR3 buffer:

The main controller is a Silicon Motion SM2258 with supported technologies such as TRIM, S.M.A.R.T. but also enables SLC write acceleration:

Four other MLC NAND packages are to be found on the back side of the PCB:

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