SANDISK Optimus GX PRO 850X 1TB Heatsink vs PNY CS900 2TB SSD Comparison

The main differences between SANDISK Optimus GX PRO 850X 1TB Heatsink and PNY CS900 2TB are in Capacity, Interface, NVME and Form Factor.

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SANDISK Optimus GX PRO 850X 1TB Heatsink	PNY CS900 2TB
Prices (Change region) In Stock $349.99 In Stock Free shipping $349.99 Out of Stock Free shipping $349.99 Out of Stock Free shipping $411.09 Show 1 more offers	Prices (Change region) In Stock Free shipping $249.99 In Stock Free shipping $249.99 In Stock $249.99 Last updated 57 minutes ago. Out of Stock $319.99 Show 1 more offers
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Brand SanDisk	Brand PNY
Model SDSP81100TAH-000E0 SDSP81100TAH	Model SSD7CS900-2TB-RB
Release Date 📅 February 2026	Release Date 📅 November 2020
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★☆ (11 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.35	Price/GB $0.12
GB/$1 2.86	GB/$1 8
Series Optimus GX PRO 850X	Series CS900
Capacity 1000 GB	Capacity 2000 GB
Interface PCIe Gen4 x4	Interface SATA 6 Gb/s
NVME Yes	NVME No
Form Factor M.2-2280	Form Factor 2.5"
NAND Flash Type 3D NAND TLC	NAND Flash Type 3D NAND
Cache No DRAM (SLC)	Cache 0MB
Max Sequential Read Up to 7300 MB/s	Max Sequential Read Up to 550 MB/s
Max Sequential Write Up to 6300 MB/s	Max Sequential Write Up to 530 MB/s
MTBF 1,750,000 hours	MTBF -