Western Digital WD_BLACK SN7100 2TB vs SANDISK Optimus GX PRO 850X 1TB Heatsink SSD Comparison

Western Digital WD_BLACK SN7100 2TB and SANDISK Optimus GX PRO 850X 1TB Heatsink 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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Western Digital WD_BLACK SN7100 2TB	SANDISK Optimus GX PRO 850X 1TB Heatsink
Prices (Change region) Out of Stock $115.99 In Stock $299.99 Last updated 18 minutes ago. In Stock Free shipping $299.99 In Stock $299.99 In Stock $299.99 Out of Stock Free shipping $299.99 Out of Stock Free shipping $302.63 Show 4 more offers	Prices (Change region) In Stock Free shipping $349.99 In Stock Free shipping $349.99
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Brand Western Digital	Brand SanDisk
Model WDS200T4X0E-00CJA0 WDS200T4X0E	Model SDSP81100TAH-000E0 SDSP81100TAH
Release Date 📅 December 2024	Release Date 📅 February 2026
* 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 $0.06	Price/GB $0.35
GB/$1 17.24	GB/$1 2.86
Series SN7100	Series -
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
NAND Flash Type TLC 3D NAND	NAND Flash Type -
Max Sequential Read Up to 7250 MB/s	Max Sequential Read -
Max Sequential Write Up to 6900 MB/s	Max Sequential Write -
MTBF 1,750,000 hours	MTBF -