SANDISK Optimus GX PRO 8100 8TB vs Western Digital WD_BLACK SN8100 8TB SSD Comparison

SANDISK Optimus GX PRO 8100 8TB and Western Digital WD_BLACK SN8100 8TB are both solid state drives with the same Capacity (8000 GB), Interface (PCIe Gen5 x4) and Form Factor (M.2-2280).

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SANDISK Optimus GX PRO 8100 8TB	Western Digital WD_BLACK SN8100 8TB
Prices (Change region) Out of Stock $369.99 In Stock $2,799.99 In Stock Free shipping $2,799.99 In Stock Free shipping $2,799.99 Show 1 more offers	Prices (Change region) In Stock Free shipping $1,899.99 In Stock $1,899.99 Out of Stock Free shipping $1,899.99 Out of Stock $4,546.61 Show 1 more offers
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Brand SanDisk	Brand Western Digital
Model SDSP82800TAN-000E0 SDSP82800TAN	Model WDS800T1X0M-00CMT0
Release Date 📅 February 2026	Release Date 📅 October 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★☆ (27 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.05	Price/GB $0.24
GB/$1 21.62	GB/$1 4.21
Capacity 8000 GB	Capacity 8000 GB
Interface PCIe Gen5 x4	Interface PCIe Gen5 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
Max Sequential Read -	Max Sequential Read Up to 14900 MB/s
Max Sequential Write -	Max Sequential Write Up to 13200 MB/s
MTBF -	MTBF 1,750,000 Hours