PNY CS900 4TB vs SANDISK Optimus GX PRO 8100 1TB SSD Comparison

The main differences between PNY CS900 4TB and SANDISK Optimus GX PRO 8100 1TB are in Capacity, Interface, NVME and Form Factor.

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PNY CS900 4TB	SANDISK Optimus GX PRO 8100 1TB
Prices (Change region) Out of Stock $249.99 Out of Stock $290.00 Out of Stock Free shipping $349.95 Out of Stock Free shipping $399.99 Out of Stock Free shipping $599.99 - Buy now Show 3 more offers	Prices (Change region) In Stock Prime Exclusive $289.99 Last updated 13 minutes ago. In Stock $349.99 In Stock Free shipping $349.99 In Stock Free shipping $349.99 In Stock Free shipping $365.55 Show 2 more offers
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Brand PNY	Brand SanDisk
Model SSD7CS900-4TB-RB	Model SDSP82100TAN-000E0 SDSP82100TAN
Release Date 📅 October 2021	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (11 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 $0.29
GB/$1 16	GB/$1 3.45
Series CS900	Series Optimus GX PRO 8100
Capacity 4000 GB	Capacity 1000 GB
Interface SATA 6 Gb/s	Interface PCIe Gen5 x4
NVME No	NVME Yes
Form Factor 2.5"	Form Factor M.2-2280
NAND Flash Type 3D NAND	NAND Flash Type 3D NAND TLC
Max Sequential Read Up to 560 MB/s	Max Sequential Read Up to 14900 MB/s
Max Sequential Write Up to 540 MB/s	Max Sequential Write Up to 11000 MB/s
MTBF 2,000,000 hours	MTBF 1,750,000 hours