SANDISK Optimus GX PRO 850X 4TB vs Team Group T-FORCE GC PRO 2TB SSD Comparison

SANDISK Optimus GX PRO 850X 4TB and Team Group T-FORCE GC PRO 2TB are both solid state drives with the same Form Factor (M.2-2280). The main differences are in Capacity, Interface, Max Sequential Read and Max Sequential Write.

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SANDISK Optimus GX PRO 850X 4TB	Team Group T-FORCE GC PRO 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 Out of Stock Free shipping $1,517.50 Show 2 more offers	Prices (Change region) Out of Stock Free shipping $319.99 Out of Stock $319.99 Out of Stock Free shipping $319.99
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Brand SanDisk	Brand TEAM
Model SDSP81400TAN-000E0 SDSP81400TAN	Model TM8FFL002T0C129
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 ★★☆☆☆ (19 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.33	Price/GB $0.16
GB/$1 3.01	GB/$1 6.25
Series Optimus GX PRO 850X	Series GC PRO
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
NAND Flash Type 3D NAND TLC	NAND Flash Type -
Max Sequential Read Up to 7300 MB/s	Max Sequential Read Up to 12500 MB/s
Max Sequential Write Up to 6600 MB/s	Max Sequential Write Up to 11000 MB/s
MTBF 1,750,000 hours	MTBF 1,600,000 hours