XPG Gammix S50 Lite 2 TB M.2 NVMe SSD Review 10

XPG Gammix S50 Lite 2 TB M.2 NVMe SSD Review

Test Setup »

Packaging

Package Front
Package Back


The Drive

SSD Front
SSD Back

The drive uses the M.2 2280 form factor, which makes it 22 mm wide and 80 mm long.

SSD Interface Connector

While most other M.2 NVMe SSDs use the PCI-Express 3.0 x4 interface, the Gammix S50 Lite connects to the host system over a PCI-Express 4.0 x4 interface, which doubles the theoretical bandwidth.

SSD Teardown PCB Front
SSD Teardown PCB Back

On the PCB, you'll find the controller, four flash chips, and one DRAM chip.

Chip Component Analysis

SSD Controller

The Silicon Motion SM2267 is a four-channel flash controller with support for NVMe 1.4, TLC, and DDR3/DDR4 memory. Its biggest innovation is the support for the PCI-Express 4.0 interface.

SSD Flash Chips

The four flash chips are rebranded Intel/Micron 96-layer 3D TLC NAND. Each chip has a capacity of 512 GB.

SSD DRAM Chip

A Hynix DDR4-3200 chip provides 1 GB of fast DRAM storage for the controller to store the mapping tables.
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