SanDisk X400 M.2 128GB vs X400 M.2 256GB SSD Comparison

SanDisk X400 M.2 128GB and SanDisk X400 M.2 256GB are both solid state drives with the same Interface (SATA 6 Gb/s), Form Factor (M.2-2280) and Max Sequential Read (Up to 540 MB/s). The main differences are in Capacity and Max Sequential Write.

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SanDisk X400 M.2 128GB	SanDisk X400 M.2 256GB
Prices (Change region) Out of Stock Free shipping $41.70 - Buy now	Prices (Change region) In Stock Free shipping $99.99
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Brand SanDisk	Brand SanDisk
Model SD8SN8U-128G-1122	Model SD8SN8U-256G-1122
Release Date -	Release Date 📅 November 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (83 reviews) Add a product review	User reviews ★★★★☆ (83 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.33	Price/GB $0.39
GB/$1 3.07	GB/$1 2.56
Series X400	Series X400
Capacity 128 GB	Capacity 256 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
NAND Flash Type -	NAND Flash Type TLC
Max Sequential Read Up to 540 MB/s	Max Sequential Read Up to 540 MB/s
Max Sequential Write Up to 340 MB/s	Max Sequential Write Up to 520 MB/s
MTBF -	MTBF Up to 1.75M hours