SANDISK Optimus GX PRO 850X 8TB Heatsink vs Mushkin Enhanced Delta 1TB SSD Comparison

SANDISK Optimus GX PRO 850X 8TB Heatsink and Mushkin Enhanced Delta 1TB are both solid state drives with the same Interface (PCIe Gen4 x4) and Form Factor (M.2-2280). The main differences are in Capacity, NAND Flash Type, Max Sequential Read and Max Sequential Write.

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SANDISK Optimus GX PRO 850X 8TB Heatsink	Mushkin Enhanced Delta 1TB
Prices (Change region) In Stock Free shipping $2,699.99 In Stock Free shipping $2,699.99 In Stock Free shipping $2,766.24	Prices (Change region) Out of Stock Free shipping $127.99
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Brand SanDisk	Brand Mushkin
Model SDSP81800TAH-000E0 SDSP81800TAH	Model MKNSSDDE1TB-D8
Release Date 📅 February 2026	Release Date 📅 March 2021
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★☆☆ (6 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Price/GB $0.34	Price/GB $0.13
GB/$1 2.96	GB/$1 7.81
Series Optimus GX PRO 850X	Series Delta
Capacity 8000 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 Phison E16
NAND Flash Type 3D NAND TLC	NAND Flash Type 3D QLC
Cache -	Cache 0MB
Max Sequential Read Up to 7200 MB/s	Max Sequential Read Up to 4700 MB/s
Max Sequential Write Up to 6600 MB/s	Max Sequential Write Up to 2100 MB/s
MTBF 1,750,000 hours	MTBF 1,800,000 hours