SANDISK Optimus GX PRO 850X 4TB vs Corsair MP700 2TB SSD Comparison

SANDISK Optimus GX PRO 850X 4TB and Corsair MP700 2TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity and Interface.

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SANDISK Optimus GX PRO 850X 4TB	Corsair MP700 2TB
Prices (Change region) In Stock $1,329.99 In Stock Free shipping $1,329.99 In Stock $1,329.99 In Stock Free shipping $1,329.99 In Stock Free shipping $1,517.50 Show 2 more offers	Prices (Change region) Out of Stock Free shipping $177.00 Out of Stock Free shipping $289.99 Out of Stock + $19.99 Shipping $441.15
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Brand SanDisk	Brand Corsair
Model SDSP81400TAN-000E0 SDSP81400TAN	Model CSSD-F2000GBMP700R2
Release Date 📅 February 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.33	Price/GB $0.09
GB/$1 3.01	GB/$1 11.3
Series -	Series MP700
Capacity 4000 GB	Capacity 2000 GB
Interface PCIe Gen4 x4	Interface PCIe Gen5 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
SSD Controller -	SSD Controller Phison E26
NAND Flash Type -	NAND Flash Type 3D TLC
Max Sequential Read -	Max Sequential Read Up to 10000 MB/s
Max Sequential Write -	Max Sequential Write Up to 10000 MB/s