SANDISK Optimus 5100 2TB vs Western Digital WD_BLACK SN850 1TB PS5 SSD Comparison

SANDISK Optimus 5100 2TB and Western Digital WD_BLACK SN850 1TB PS5 are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity.

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SANDISK Optimus 5100 2TB	Western Digital WD_BLACK SN850 1TB PS5
Prices (Change region) In Stock Free shipping $688.00 In Stock + $11.20 Shipping $677.99	Prices (Change region) In Stock $249.99 Last updated 11 minutes ago.
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Brand SanDisk	Brand Western Digital
Model SDSP51200TAN-000E0 SDSP51200TAN	Model WDBBKW0010BBK-WRSN
Release Date 📅 February 2026	Release Date 📅 April 2023
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (5 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.34	Price/GB $0.25
GB/$1 2.91	GB/$1 4
Series -	Series WD_BLACK SN850
Capacity 2000 GB	Capacity 1000 GB
Interface PCIe Gen4 x4	Interface PCIe Gen4 x4
NVME Yes	NVME Yes
Form Factor M.2-2280	Form Factor M.2-2280
SSD Controller -	SSD Controller Western Digital
Max Sequential Read -	Max Sequential Read Up to 7000 MB/s
Max Sequential Write -	Max Sequential Write Up to 5300 MB/s