SanDisk X400 M.2 128GB vs A-DATA SU800 128GB M.2 SSD Comparison

SanDisk X400 M.2 128GB and A-DATA SU800 128GB M.2 are both solid state drives with the same Capacity (128 GB), Interface (SATA 6 Gb/s) and Form Factor (M.2-2280). The main differences are in Max Sequential Read and Max Sequential Write.

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SanDisk X400 M.2 128GB	A-DATA SU800 128GB M.2
Prices (Change region) Out of Stock Free shipping $41.70 - Buy now	Prices (Change region) Out of Stock Free shipping $187.22 - Buy now
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Brand SanDisk	Brand ADATA
Model SD8SN8U-128G-1122	Model ASU800NS38-128GT-C
Release Date -	Release Date 📅 December 2019
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (83 reviews) Add a product review	User reviews ★★★★☆ (10 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.33	Price/GB $1.46
GB/$1 3.07	GB/$1 0.68
Series X400	Series Ultimate SU800
Capacity 128 GB	Capacity 128 GB
Interface SATA 6 Gb/s	Interface SATA 6 Gb/s
NVME No	NVME No
Form Factor M.2-2280	Form Factor M.2-2280
SSD Controller -	SSD Controller Silicon Motion
NAND Flash Type -	NAND Flash Type 3D TLC
Max Sequential Read Up to 540 MB/s	Max Sequential Read Up to 560 MB/s (ATTO) Up to 550 MB/s (Crystal Disk Mark)
Max Sequential Write Up to 340 MB/s	Max Sequential Write Up to 300 MB/s (ATTO) Up to 300 MB/s (Crystal Disk Mark)
MTBF -	MTBF 2,000,000 hours