ADATA Legend 970 Pro 2 TB Review 20

ADATA Legend 970 Pro 2 TB Review

Test Setup »

Packaging

Package Front
Package Back


The Drive

SSD Front
SSD Back

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

SSD Interface Connector

PCI-Express 5.0 x4 is used as the host interface to the rest of the system, which doubles the theoretical bandwidth compared to PCIe 4.0 x4.

SSD Teardown PCB Front
SSD Teardown PCB Back

On the PCB you'll find the controller and four flash chips, two DRAM cache chips are included, too.


The cooling solution is preinstalled, it comes with a little fan inside.


While most Gen 5 SSDs require external power, ADATA engineered a voltage conversion circuit on their PCB, which generates the 12 V needed for the fan from 3.3 V, using a step-up-controller.


The PCB is sandwiched between thermal tape on both sides to facilitate heat transfer.

Chip Component Analysis

SSD Controller

The Innogrit IG5666 is the company's first client-focused PCI-Express Gen 5 controller. It comes with support for eight channels and is produced using a 12 nm process at TSMC Taiwan. Internally, the controller has eight Arm Cortex-R5 cores with NVMe 2.0 support.

SSD Flash Chips

The four flash chips are Micron 232-layer 3D TLC NAND. Each chip has a capacity of 512 GB.

SSD DRAM Chip

Two Samsung DDR4-2666 chips provide a total of 2 GB of fast DRAM storage for the controller to store the mapping tables.
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